diff --git a/app/__test-fixtures__/contextTestHelpers.tsx b/app/__test-fixtures__/contextTestHelpers.tsx
index 36713a2262..997e98aa4b 100644
--- a/app/__test-fixtures__/contextTestHelpers.tsx
+++ b/app/__test-fixtures__/contextTestHelpers.tsx
@@ -67,6 +67,10 @@ export const makeTestCeramicContext = (initialState?: Partial<CeramicContextStat
         providerSpec: STAMP_PROVIDERS.Discord,
         stamp: undefined,
       },
+      SecondSigner: {
+        providerSpec: STAMP_PROVIDERS.SecondSigner,
+        stamp: undefined,
+      },
     },
     handleAddStamp: jest.fn(),
     handleCreatePassport: jest.fn(),
diff --git a/app/components/CardList.tsx b/app/components/CardList.tsx
index cb2363525c..ab327126ff 100644
--- a/app/components/CardList.tsx
+++ b/app/components/CardList.tsx
@@ -12,6 +12,7 @@ import {
   BrightidCard,
   LinkedinCard,
   DiscordCard,
+  SecondSignerCard,
 } from "./ProviderCards";
 import GithubCard from "./ProviderCards/GithubCard";
 import { LoadingCard } from "./LoadingCard";
@@ -42,6 +43,7 @@ export const CardList = ({ isLoading }: CardListProps): JSX.Element => {
             <EnsCard />
             <PohCard />
             <DiscordCard />
+            <SecondSignerCard />
           </>
         )}
       </div>
diff --git a/app/components/ProviderCards/BrightidCard.tsx b/app/components/ProviderCards/BrightidCard.tsx
index 6c7884f613..371ef33f0b 100644
--- a/app/components/ProviderCards/BrightidCard.tsx
+++ b/app/components/ProviderCards/BrightidCard.tsx
@@ -22,7 +22,13 @@ import { VerifyModal } from "../VerifyModal";
 import { useDisclosure, useToast } from "@chakra-ui/react";
 
 // ---- Types
-import { PROVIDER_ID, Stamp } from "@gitcoin/passport-types";
+import {
+  ProofRecord,
+  PROVIDER_ID,
+  Stamp,
+  VerifiableCredential,
+  VerifiableCredentialRecord,
+} from "@gitcoin/passport-types";
 import { ProviderSpec } from "../../config/providers";
 
 const iamUrl = process.env.NEXT_PUBLIC_PASSPORT_IAM_URL || "";
@@ -62,11 +68,11 @@ export default function BrightIdCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then((verified: { record: any; credential: any }): void => {
-        SetBrightIdVerification(verified.record);
+      .then((verified: VerifiableCredentialRecord): void => {
+        SetBrightIdVerification(verified?.record as BrightIdProviderRecord);
         SetCredentialResponse({
           provider: "Brightid",
-          credential: verified.credential,
+          credential: verified.credential as VerifiableCredential,
         });
       })
       .catch((e: any): void => {
diff --git a/app/components/ProviderCards/DiscordCard.tsx b/app/components/ProviderCards/DiscordCard.tsx
index 4110f3e502..21c1ed66e8 100644
--- a/app/components/ProviderCards/DiscordCard.tsx
+++ b/app/components/ProviderCards/DiscordCard.tsx
@@ -8,7 +8,7 @@ import { debounce } from "ts-debounce";
 import { BroadcastChannel } from "broadcast-channel";
 
 // --- Identity tools
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commonjs/src/credentials";
 
 // --- Style Components
@@ -96,10 +96,10 @@ export default function DiscordCard(): JSX.Element {
         },
         signer as { signMessage: (message: string) => Promise<string> }
       )
-        .then(async (verified: { credential: any }): Promise<void> => {
+        .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
           await handleAddStamp({
             provider: providerId,
-            credential: verified.credential,
+            credential: verified.credential as VerifiableCredential,
           });
           datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
           // Custom Success Toast
diff --git a/app/components/ProviderCards/EnsCard.tsx b/app/components/ProviderCards/EnsCard.tsx
index 48e514a5cc..13e66cf97e 100644
--- a/app/components/ProviderCards/EnsCard.tsx
+++ b/app/components/ProviderCards/EnsCard.tsx
@@ -18,7 +18,7 @@ import { VerifyModal } from "../VerifyModal";
 import { DoneToastContent } from "../DoneToastContent";
 import { useDisclosure, useToast } from "@chakra-ui/react";
 
-import { PROVIDER_ID, Stamp } from "@gitcoin/passport-types";
+import { PROVIDER_ID, Stamp, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { ProviderSpec } from "../../config/providers";
 
 const iamUrl = process.env.NEXT_PUBLIC_PASSPORT_IAM_URL || "";
@@ -52,11 +52,11 @@ export default function EnsCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then((verified: { record: any; credential: any }): void => {
+      .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
         SetEns(verified.record?.ens);
         SetCredentialResponse({
-          provider: "Ens",
-          credential: verified.credential,
+          provider: providerId,
+          credential: verified.credential as VerifiableCredential,
         });
       })
       .catch((e: any): void => {
diff --git a/app/components/ProviderCards/FacebookCard.tsx b/app/components/ProviderCards/FacebookCard.tsx
index 992a7f73e6..d83e55c513 100644
--- a/app/components/ProviderCards/FacebookCard.tsx
+++ b/app/components/ProviderCards/FacebookCard.tsx
@@ -17,7 +17,7 @@ import { Card } from "../Card";
 import { useToast } from "@chakra-ui/react";
 import { DoneToastContent } from "../DoneToastContent";
 
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { ProviderSpec } from "../../config/providers";
 
 export interface ReactFacebookLoginInfo {
@@ -78,10 +78,10 @@ export default function FacebookCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then(async (verified): Promise<void> => {
+      .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
         await handleAddStamp({
-          provider: "Facebook",
-          credential: verified.credential,
+          provider: providerId,
+          credential: verified.credential as VerifiableCredential,
         });
         datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
         // Custom Success Toast
diff --git a/app/components/ProviderCards/GithubCard.tsx b/app/components/ProviderCards/GithubCard.tsx
index c22187ae55..25be61da5e 100644
--- a/app/components/ProviderCards/GithubCard.tsx
+++ b/app/components/ProviderCards/GithubCard.tsx
@@ -4,7 +4,7 @@ import { debounce } from "ts-debounce";
 import { BroadcastChannel } from "broadcast-channel";
 
 // --- Identity tools
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commonjs/src/credentials";
 
 // --- Components
@@ -97,12 +97,12 @@ export default function GithubCard(): JSX.Element {
         },
         signer as { signMessage: (message: string) => Promise<string> }
       )
-        .then(async (verified: { credential: any }): Promise<void> => {
+        .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
           await handleAddStamp({
             provider: providerId,
-            credential: verified.credential,
+            credential: verified.credential as VerifiableCredential,
           });
-          datadogLogs.logger.info("Successfully saved Stamp", { provider: "Github" });
+          datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
         })
         .catch((e) => {
           datadogLogs.logger.error("Verification Error", { error: e, provider: providerId });
diff --git a/app/components/ProviderCards/GoogleCard.tsx b/app/components/ProviderCards/GoogleCard.tsx
index f54ef54086..f79ed355b3 100644
--- a/app/components/ProviderCards/GoogleCard.tsx
+++ b/app/components/ProviderCards/GoogleCard.tsx
@@ -20,7 +20,7 @@ import { Card } from "../Card";
 import { DoneToastContent } from "../DoneToastContent";
 import { useToast } from "@chakra-ui/react";
 
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { ProviderSpec } from "../../config/providers";
 
 // import from .env
@@ -53,12 +53,12 @@ export default function GoogleCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then(async (verified): Promise<void> => {
+      .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
         await handleAddStamp({
-          provider: "Google",
-          credential: verified.credential,
+          provider: providerId,
+          credential: verified.credential as VerifiableCredential,
         });
-        datadogLogs.logger.info("Successfully saved Stamp", { provider: "Google" });
+        datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
         // Custom Success Toast
         toast({
           duration: 5000,
diff --git a/app/components/ProviderCards/LinkedinCard.tsx b/app/components/ProviderCards/LinkedinCard.tsx
index d56c56a5e8..0254bd982b 100644
--- a/app/components/ProviderCards/LinkedinCard.tsx
+++ b/app/components/ProviderCards/LinkedinCard.tsx
@@ -9,7 +9,7 @@ import { debounce } from "ts-debounce";
 import { BroadcastChannel } from "broadcast-channel";
 
 // --- Identity tools
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commonjs/src/credentials";
 
 // --- Style Components
@@ -108,10 +108,10 @@ export default function LinkedinCard(): JSX.Element {
         },
         signer as { signMessage: (message: string) => Promise<string> }
       )
-        .then(async (verified: { credential: any }): Promise<void> => {
+        .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
           await handleAddStamp({
             provider: providerId,
-            credential: verified.credential,
+            credential: verified.credential as VerifiableCredential,
           });
           datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
           // Custom Success Toast
diff --git a/app/components/ProviderCards/PoapCard.tsx b/app/components/ProviderCards/PoapCard.tsx
index 8e8f259d5a..58071bcb7a 100644
--- a/app/components/ProviderCards/PoapCard.tsx
+++ b/app/components/ProviderCards/PoapCard.tsx
@@ -19,7 +19,7 @@ import { Card } from "../Card";
 import { VerifyModal } from "../VerifyModal";
 import { DoneToastContent } from "../DoneToastContent";
 
-import { PROVIDER_ID, Stamp } from "@gitcoin/passport-types";
+import { PROVIDER_ID, Stamp, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 
 const iamUrl = process.env.NEXT_PUBLIC_PASSPORT_IAM_URL || "";
 
@@ -51,11 +51,11 @@ export default function PoapCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then((verified: { error?: string; record: any; credential: any }): void => {
+      .then((verified: VerifiableCredentialRecord): void => {
         SetPoapVerified(!verified.error);
         SetCredentialResponse({
-          provider: "POAP",
-          credential: verified.credential,
+          provider: providerId,
+          credential: verified.credential as VerifiableCredential,
         });
       })
       .catch((e: any): void => {
diff --git a/app/components/ProviderCards/PohCard.tsx b/app/components/ProviderCards/PohCard.tsx
index bc479c45eb..1bfc293a1d 100644
--- a/app/components/ProviderCards/PohCard.tsx
+++ b/app/components/ProviderCards/PohCard.tsx
@@ -12,7 +12,7 @@ import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commo
 import { CeramicContext } from "../../context/ceramicContext";
 import { UserContext } from "../../context/userContext";
 
-import { PROVIDER_ID, Stamp } from "@gitcoin/passport-types";
+import { PROVIDER_ID, Stamp, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 
 const iamUrl = process.env.NEXT_PUBLIC_PASSPORT_IAM_URL || "";
 
@@ -51,11 +51,11 @@ export default function PohCard(): JSX.Element {
       },
       signer as { signMessage: (message: string) => Promise<string> }
     )
-      .then((verified: { error?: string; record: any; credential: any }): void => {
+      .then((verified: VerifiableCredentialRecord): void => {
         SetPohVerified(!verified.error);
         SetCredentialResponse({
           provider: "Poh",
-          credential: verified.credential,
+          credential: verified.credential as VerifiableCredential,
         });
       })
       .catch((e: any): void => {
diff --git a/app/components/ProviderCards/SecondSignerCard.tsx b/app/components/ProviderCards/SecondSignerCard.tsx
new file mode 100644
index 0000000000..7ec569c280
--- /dev/null
+++ b/app/components/ProviderCards/SecondSignerCard.tsx
@@ -0,0 +1,156 @@
+// --- React Methods
+import React, { useContext, useState } from "react";
+
+// --- Datadog
+import { datadogLogs } from "@datadog/browser-logs";
+import { datadogRum } from "@datadog/browser-rum";
+
+// --- Identity tools
+import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commonjs/src/credentials";
+
+// pull context
+import { CeramicContext } from "../../context/ceramicContext";
+import { UserContext } from "../../context/userContext";
+
+import { PROVIDER_ID, Stamp, VerifiableCredentialRecord } from "@gitcoin/passport-types";
+
+const iamUrl = process.env.NEXT_PUBLIC_PASSPORT_IAM_URL || "";
+
+// --- import components
+import { Card } from "../Card";
+
+const providerId: PROVIDER_ID = "SecondSigner";
+
+export default function SecondSignerCard(): JSX.Element {
+  const { address, signer } = useContext(UserContext);
+  const { handleAddStamp, allProvidersState } = useContext(CeramicContext);
+  const [verificationInProgress, setVerificationInProgress] = useState(false);
+
+  // Open Signer authUrl in centered window
+  function openSignerOAuthUrl(url: string): WindowProxy | null {
+    const width = 600;
+    const height = 800;
+    const left = screen.width / 2 - width / 2;
+    const top = screen.height / 2 - height / 2;
+
+    // Pass data to the page via props
+    return window.open(
+      url,
+      "_blank",
+      "toolbar=no, location=no, directories=no, status=no, menubar=no, resizable=no, copyhistory=no, width=" +
+        width +
+        ", height=" +
+        height +
+        ", top=" +
+        top +
+        ", left=" +
+        left
+    );
+  }
+
+  const handleFetchCredential = async (): Promise<void> => {
+    datadogLogs.logger.info("Starting verification", { provider: providerId });
+
+    // this nonce should be provided by the server
+    const nonce = new Uint32Array(10);
+    self.crypto.getRandomValues(nonce);
+
+    // generate a message to sign
+    const message =
+      "I commit that this wallet is under my control and that I wish to link it with my Passport.\n\nnonce: " +
+      nonce.toString();
+    // open a popup (must be on a different domain/port so that we're not triggering a wallet change on the opener window)
+    const popup = openSignerOAuthUrl("http://localhost:8000") as WindowProxy;
+    // pass message to popup and await signature
+    const secondSignature: { addr: string; sig: string; msg: string } = await new Promise((resolve, reject) => {
+      window.addEventListener("message", (event) => {
+        if (event.data == "ready") {
+          popup.postMessage(
+            {
+              cmd: "sign_message",
+              msg: message,
+            },
+            "*"
+          );
+        } else if (event.data?.cmd == "sign_message") {
+          popup.close();
+          resolve({
+            ...event.data,
+          });
+        } else if (event.data?.cmd == "sign_message_error") {
+          popup.close();
+          reject("Failed to get a second signature");
+        }
+      });
+    });
+
+    // show the signatures...
+    console.log(secondSignature);
+
+    // fetch the new credentials and save to the passport
+    await fetchVerifiableCredential(
+      iamUrl,
+      {
+        type: "SecondSigner",
+        types: ["Poh"],
+        version: "0.0.0",
+        address: address || "",
+        proofs: {
+          valid: address ? "true" : "false",
+          scndMessage: message,
+          scndAddress: secondSignature?.addr,
+          scndSignature: secondSignature?.sig,
+        },
+      },
+      signer as { signMessage: (message: string) => Promise<string> }
+    )
+      .then((verified: VerifiableCredentialRecord): void => {
+        verified.credentials?.forEach((cred) => {
+          if (cred.record?.type === "Poh") {
+            if (!cred.error) {
+              handleAddStamp({
+                provider: "Poh",
+                credential: cred.credential,
+              });
+            }
+          }
+        });
+      })
+      .catch((e: any): void => {
+        datadogLogs.logger.error("Verification Error", { error: e, provider: providerId });
+        datadogRum.addError(e, { provider: providerId });
+      });
+  };
+
+  const issueCredentialWidget = (
+    <>
+      <button
+        data-testid="button-verify-second-signer"
+        className="verify-btn"
+        onClick={async () => {
+          // mark as verifying
+          setVerificationInProgress(true);
+          try {
+            // fetch the credentials
+            await handleFetchCredential();
+          } finally {
+            // mark as done
+            setVerificationInProgress(false);
+          }
+        }}
+      >
+        Connect a second wallet
+      </button>
+    </>
+  );
+
+  return (
+    <Card
+      streamId={allProvidersState[providerId]!.stamp?.streamId}
+      providerSpec={allProvidersState[providerId]!.providerSpec}
+      verifiableCredential={allProvidersState[providerId]!.stamp?.credential}
+      issueCredentialWidget={issueCredentialWidget}
+      isLoading={verificationInProgress}
+    />
+  );
+}
diff --git a/app/components/ProviderCards/TwitterCard.tsx b/app/components/ProviderCards/TwitterCard.tsx
index 27f4aa908c..8c2d7d1ff9 100644
--- a/app/components/ProviderCards/TwitterCard.tsx
+++ b/app/components/ProviderCards/TwitterCard.tsx
@@ -8,7 +8,7 @@ import { debounce } from "ts-debounce";
 import { BroadcastChannel } from "broadcast-channel";
 
 // --- Identity tools
-import { PROVIDER_ID } from "@gitcoin/passport-types";
+import { PROVIDER_ID, VerifiableCredential, VerifiableCredentialRecord } from "@gitcoin/passport-types";
 import { fetchVerifiableCredential } from "@gitcoin/passport-identity/dist/commonjs/src/credentials";
 
 // --- Style Components
@@ -98,10 +98,10 @@ export default function TwitterCard(): JSX.Element {
         },
         signer as { signMessage: (message: string) => Promise<string> }
       )
-        .then(async (verified: { credential: any }): Promise<void> => {
+        .then(async (verified: VerifiableCredentialRecord): Promise<void> => {
           await handleAddStamp({
             provider: providerId,
-            credential: verified.credential,
+            credential: verified.credential as VerifiableCredential,
           });
           datadogLogs.logger.info("Successfully saved Stamp", { provider: providerId });
           // Custom Success Toast
diff --git a/app/components/ProviderCards/index.tsx b/app/components/ProviderCards/index.tsx
index b8af507a5a..9299c3a988 100644
--- a/app/components/ProviderCards/index.tsx
+++ b/app/components/ProviderCards/index.tsx
@@ -8,3 +8,4 @@ export { default as BrightidCard } from "./BrightidCard";
 export { default as GithubCard } from "./GithubCard";
 export { default as LinkedinCard } from "./LinkedinCard";
 export { default as DiscordCard } from "./DiscordCard";
+export { default as SecondSignerCard } from "./SecondSignerCard";
diff --git a/app/config/providers.ts b/app/config/providers.ts
index 006d3302e7..bb58636aa1 100644
--- a/app/config/providers.ts
+++ b/app/config/providers.ts
@@ -61,4 +61,9 @@ export const STAMP_PROVIDERS: Readonly<Providers> = {
     name: "Discord",
     description: "Discord name",
   },
+  SecondSigner: {
+    icon: "./assets/discordStampIcon.svg",
+    name: "Second Signer",
+    description: "Second Signer",
+  },
 };
diff --git a/app/context/ceramicContext.tsx b/app/context/ceramicContext.tsx
index 241b741044..18e39e08a9 100644
--- a/app/context/ceramicContext.tsx
+++ b/app/context/ceramicContext.tsx
@@ -74,6 +74,10 @@ const startingAllProvidersState: AllProvidersState = {
     providerSpec: STAMP_PROVIDERS.Discord,
     stamp: undefined,
   },
+  SecondSigner: {
+    providerSpec: STAMP_PROVIDERS.SecondSigner,
+    stamp: undefined,
+  },
 };
 
 const startingState: CeramicContextState = {
diff --git a/iam/src/providers/poh.ts b/iam/src/providers/poh.ts
index c0034b4221..a6a7203140 100644
--- a/iam/src/providers/poh.ts
+++ b/iam/src/providers/poh.ts
@@ -3,7 +3,7 @@ import type { Provider, ProviderOptions } from "../types";
 import type { RequestPayload, VerifiedPayload } from "@gitcoin/passport-types";
 
 // ----- Ethers library
-import { Contract } from "ethers";
+import { Contract, utils } from "ethers";
 import { StaticJsonRpcProvider } from "@ethersproject/providers";
 
 // Proof of humanity contract address
@@ -39,7 +39,9 @@ export class PohProvider implements Provider {
 
   // verify that the proof object contains valid === "true"
   async verify(payload: RequestPayload): Promise<VerifiedPayload> {
-    const { address } = payload;
+    let valid = false;
+    let { address } = payload;
+    const { proofs } = payload;
     try {
       // define a provider using the rpc url
       const provider: StaticJsonRpcProvider = new StaticJsonRpcProvider(RPC_URL);
@@ -47,9 +49,19 @@ export class PohProvider implements Provider {
       // load Proof of humanity contract
       const readContract = new Contract(POH_CONTRACT_ADDRESS, POH_ABI, provider);
 
-      // Checks to see if the address is registered with proof of humanity
-      // eslint-disable-next-line @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-assignment
-      const valid: boolean = await readContract.isRegistered(address);
+      // check if we should using a second-sig wallet
+      try {
+        // if proof for second address is provided, use that instead...
+        if (proofs && proofs.scndAddress && proofs.scndMessage && proofs.scndSignature) {
+          // pull the address and checksum so that its stored in a predictable format
+          address = utils.getAddress(utils.verifyMessage(proofs.scndMessage, proofs.scndSignature));
+        }
+        // Checks to see if the address is registered with proof of humanity
+        // eslint-disable-next-line @typescript-eslint/no-unsafe-call, @typescript-eslint/no-unsafe-assignment
+        valid = await readContract.isRegistered(address);
+      } catch (e) {
+        valid = false;
+      }
 
       return {
         valid,
diff --git a/identity/src/credentials.ts b/identity/src/credentials.ts
index 3a3ec7aba9..02ec379a3e 100644
--- a/identity/src/credentials.ts
+++ b/identity/src/credentials.ts
@@ -218,7 +218,7 @@ export const fetchVerifiableCredential = async (
   payload.proofs = { ...payload.proofs, ...{ signature: signature } };
 
   // fetch a credential from the API that fits the version, payload and passes the signature message challenge
-  const response: { data: CredentialResponseBody } = await axios.post(
+  const response: { data: CredentialResponseBody | CredentialResponseBody[] } = await axios.post(
     `${iamUrl.replace(/\/*?$/, "")}/v${payload.version}/verify`,
     {
       payload,
@@ -230,7 +230,9 @@ export const fetchVerifiableCredential = async (
   return {
     signature,
     challenge,
-    record: response.data.record,
-    credential: response.data.credential,
+    error: Array.isArray(response.data) ? null : response.data.error,
+    record: Array.isArray(response.data) ? null : response.data.record,
+    credential: Array.isArray(response.data) ? null : response.data.credential,
+    credentials: Array.isArray(response.data) ? response.data : null,
   } as VerifiableCredentialRecord;
 };
diff --git a/lerna.json b/lerna.json
index 4bc80652ab..d2a4f5176e 100644
--- a/lerna.json
+++ b/lerna.json
@@ -5,7 +5,8 @@
     "iam",
     "identity",
     "schemas",
-    "types"
+    "types",
+    "second-signer"
   ],
   "command": {
     "bootstrap": {
diff --git a/package.json b/package.json
index efbb037c7f..59ca84d41b 100644
--- a/package.json
+++ b/package.json
@@ -17,7 +17,8 @@
     "iam",
     "identity",
     "schemas",
-    "types"
+    "types",
+    "second-signer"
   ],
   "scripts": {
     "clean": "lerna run clean",
@@ -28,6 +29,7 @@
     "lint:identity": "yarn workspace @gitcoin/passport-identity lint",
     "test": "lerna run test",
     "test:iam": "yarn workspace @gitcoin/passport-iam test",
+    "test:app": "yarn workspace @gitcoin/passport-app test",
     "test:identity": "yarn workspace @gitcoin/passport-identity test",
     "prettier": "lerna run prettier",
     "build": "yarn build:identity && yarn build:database-client && yarn build:iam && yarn build:app",
@@ -37,6 +39,7 @@
     "build:app": "yarn workspace @gitcoin/passport-app build",
     "start": "concurrently --kill-others \"yarn start:iam\" \"yarn start:app\"",
     "start:iam": "yarn workspace @gitcoin/passport-iam start",
+    "start:signer": "yarn workspace @gitcoin/passport-second-signer start",
     "start:app": "yarn workspace @gitcoin/passport-app start",
     "start:ceramic": "yarn ceramic daemon",
     "prod:start:iam": "yarn workspace @gitcoin/passport-iam prod:start",
diff --git a/second-signer/package.json b/second-signer/package.json
new file mode 100644
index 0000000000..aa2be38144
--- /dev/null
+++ b/second-signer/package.json
@@ -0,0 +1,11 @@
+{
+  "name": "@gitcoin/passport-second-signer",
+  "version": "1.0.0",
+  "license": "MIT",
+  "devDependencies": {
+    "http-server": "^14.1.1"
+  },
+  "scripts": {
+    "start": "npx http-server ./public -a localhost -p 8000"
+  }
+}
diff --git a/second-signer/public/index.html b/second-signer/public/index.html
new file mode 100644
index 0000000000..69c9569c95
--- /dev/null
+++ b/second-signer/public/index.html
@@ -0,0 +1,71 @@
+<!doctype html>
+<html>
+
+<head>
+  <title>Second signer</title>
+  <meta name="description" content="Second signer">
+</head>
+
+<body>
+  Waiting...
+</body>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/ethers/5.6.9/ethers.umd.min.js"
+  integrity="sha512-Veaz5IU2iRpa0BBrJlJeRgfJ7OAHWtVJZTXvgdH7s3ffsLUChllMCqC0Bb+eeRxGlrZ06iYIE/R3KsciCrgv3A=="
+  crossorigin="anonymous" referrerpolicy="no-referrer"></script>
+
+<script>
+  // exit if we see this cmd message
+  const exit = {
+    cmd: 'sign_message_error'
+  }
+  // close on uncaught error
+  window.onunhandledrejection = () => {
+    // send the signed message back to sender
+    window.opener.postMessage(exit, '*');
+  }
+  try {
+    // post to parent to signify ready (and to receive challenge string)
+    setTimeout(() => {
+      window.opener.postMessage('ready', '*');
+    });
+
+    // Only fires off the process if a signature is request on opening
+    window.addEventListener("message", async (event) => {
+      if (event.data.cmd === "sign_message") {        
+        const provider = new ethers.providers.Web3Provider(window.ethereum);
+        await provider.send("wallet_requestPermissions", [{
+          eth_accounts: {},
+        }]);
+        await provider.send("eth_requestAccounts", []).then(async (accounts) => {
+          const account = accounts[0];
+          const signer = provider.getSigner();
+
+          // get a signature
+          const signature = (await signer.signMessage(event.data.msg)).toString();
+
+          // send the signed message back to sender
+          window.opener.postMessage({
+            cmd: 'sign_message',
+            msg: event.data.msg,
+            sig: signature,
+            addr: account
+          }, '*');
+
+          return {
+            account,
+            signer
+          }
+        });
+      }
+    });
+    // post to parent
+    setTimeout(() => {
+      window.opener.postMessage(exit, '*');
+    }, 60000);
+  } catch (e) {
+    // send the signed message back to sender
+    window.opener.postMessage(exit, '*');
+  }
+</script>
+
+</html>
\ No newline at end of file
diff --git a/second-signer/readme.md b/second-signer/readme.md
new file mode 100644
index 0000000000..baa022952e
--- /dev/null
+++ b/second-signer/readme.md
@@ -0,0 +1,7 @@
+# @gitcoin/passport-second-signer
+
+This standalone dApp will allow Passport to verify the ownership of multiple wallet addresses
+
+```bash
+yarn start
+```
diff --git a/tsconfig.json b/tsconfig.json
index ef218d77e9..c163f22f38 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -4,7 +4,8 @@
     { "path": "app" },
     { "path": "iam" },
     { "path": "identity" },
-    { "path": "types" }
+    { "path": "types" },
+    { "path": "second-signer" }
   ],
   "exclude": ["node_modules"]
 }
diff --git a/types/src/index.d.ts b/types/src/index.d.ts
index f11d6d70cb..15ce2aa973 100644
--- a/types/src/index.d.ts
+++ b/types/src/index.d.ts
@@ -103,9 +103,11 @@ export type IssuedCredential = {
 // Issued Credential and support matterial returned when fetching the VerifiableCredential
 export type VerifiableCredentialRecord = {
   signature: string;
-  record: ProofRecord;
   challenge: VerifiableCredential;
-  credential: VerifiableCredential;
+  error?: string;
+  record?: ProofRecord;
+  credential?: VerifiableCredential;
+  credentials?: CredentialResponseBody[];
 };
 
 export type Stamp = {
@@ -126,6 +128,7 @@ export type Passport = {
 export type DID = string;
 
 export type PROVIDER_ID =
+  | "SecondSigner"
   | "Google"
   | "Ens"
   | "Poh"
diff --git a/yarn.lock b/yarn.lock
index f307f3498f..a6b0d98d62 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6099,6 +6099,13 @@ async-mutex@^0.2.6:
   dependencies:
     tslib "^2.0.0"
 
+async@^2.6.4:
+  version "2.6.4"
+  resolved "https://registry.yarnpkg.com/async/-/async-2.6.4.tgz#706b7ff6084664cd7eae713f6f965433b5504221"
+  integrity sha512-mzo5dfJYwAn29PeiJ0zvwTo04zj8HDJj0Mn8TD7sno7q12prdbnasKJHhkm2c1LgrhlJ0teaea8860oxi51mGA==
+  dependencies:
+    lodash "^4.17.14"
+
 async@^3.2.0:
   version "3.2.4"
   resolved "https://registry.yarnpkg.com/async/-/async-3.2.4.tgz#2d22e00f8cddeb5fde5dd33522b56d1cf569a81c"
@@ -6354,7 +6361,7 @@ base64-js@^1.0.2, base64-js@^1.3.0, base64-js@^1.3.1, base64-js@^1.5.1:
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.5.1.tgz#1b1b440160a5bf7ad40b650f095963481903930a"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
 
-basic-auth@~2.0.1:
+basic-auth@^2.0.1, basic-auth@~2.0.1:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/basic-auth/-/basic-auth-2.0.1.tgz#b998279bf47ce38344b4f3cf916d4679bbf51e3a"
   integrity sha512-NF+epuEdnUYVlGuhaxbbq+dvJttwLnGY+YixlXlME5KpQ5W3CnXA5cVTneY3SPbPDRkcjMbifrwmFYcClgOZeg==
@@ -7060,7 +7067,7 @@ chalk@^3.0.0:
     ansi-styles "^4.1.0"
     supports-color "^7.1.0"
 
-chalk@^4.0.0, chalk@^4.1.0:
+chalk@^4.0.0, chalk@^4.1.0, chalk@^4.1.2:
   version "4.1.2"
   resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.2.tgz#aac4e2b7734a740867aeb16bf02aad556a1e7a01"
   integrity sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==
@@ -7567,6 +7574,11 @@ cors@^2.8.5:
     object-assign "^4"
     vary "^1"
 
+corser@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/corser/-/corser-2.0.1.tgz#8eda252ecaab5840dcd975ceb90d9370c819ff87"
+  integrity sha512-utCYNzRSQIZNPIcGZdQc92UVJYAhtGAteCFg0yRaFm8f0P+CPtyGyHXJcGXnffjCybUCEx3FQ2G7U3/o9eIkVQ==
+
 cosmiconfig-typescript-loader@^2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/cosmiconfig-typescript-loader/-/cosmiconfig-typescript-loader-2.0.1.tgz#5622bb1eb87d293570bcc3a57f406940e0960113"
@@ -9060,7 +9072,7 @@ event-target-shim@^5.0.0:
   resolved "https://registry.yarnpkg.com/event-target-shim/-/event-target-shim-5.0.1.tgz#5d4d3ebdf9583d63a5333ce2deb7480ab2b05789"
   integrity sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ==
 
-eventemitter3@^4.0.4, eventemitter3@^4.0.7:
+eventemitter3@^4.0.0, eventemitter3@^4.0.4, eventemitter3@^4.0.7:
   version "4.0.7"
   resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
   integrity sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==
@@ -9396,7 +9408,7 @@ focus-lock@^0.9.1:
   dependencies:
     tslib "^2.0.3"
 
-follow-redirects@^1.14.0, follow-redirects@^1.14.4, follow-redirects@^1.14.8, follow-redirects@^1.14.9:
+follow-redirects@^1.0.0, follow-redirects@^1.14.0, follow-redirects@^1.14.4, follow-redirects@^1.14.8, follow-redirects@^1.14.9:
   version "1.15.1"
   resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.15.1.tgz#0ca6a452306c9b276e4d3127483e29575e207ad5"
   integrity sha512-yLAMQs+k0b2m7cVxpS1VKJVvoz7SS9Td1zss3XRwXj+ZDH00RJgnuLx7E44wx02kQLrdM3aOOy+FpzS7+8OizA==
@@ -10052,6 +10064,11 @@ hashlru@^2.3.0:
   resolved "https://registry.yarnpkg.com/hashlru/-/hashlru-2.3.0.tgz#5dc15928b3f6961a2056416bb3a4910216fdfb51"
   integrity sha512-0cMsjjIC8I+D3M44pOQdsy0OHXGLVz6Z0beRuufhKa0KfaD2wGwAev6jILzXsd3/vpnNQJmWyZtIILqM1N+n5A==
 
+he@^1.2.0:
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/he/-/he-1.2.0.tgz#84ae65fa7eafb165fddb61566ae14baf05664f0f"
+  integrity sha512-F/1DnUGPopORZi0ni+CvrCgHQ5FyEAHRLSApuYWMmrbSwoN2Mn/7k+Gl38gJnR7yyDZk6WLXwiGod1JOWNDKGw==
+
 header-case@^2.0.4:
   version "2.0.4"
   resolved "https://registry.yarnpkg.com/header-case/-/header-case-2.0.4.tgz#5a42e63b55177349cf405beb8d775acabb92c063"
@@ -10112,6 +10129,13 @@ html-encoding-sniffer@^2.0.1:
   dependencies:
     whatwg-encoding "^1.0.5"
 
+html-encoding-sniffer@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/html-encoding-sniffer/-/html-encoding-sniffer-3.0.0.tgz#2cb1a8cf0db52414776e5b2a7a04d5dd98158de9"
+  integrity sha512-oWv4T4yJ52iKrufjnyZPkrN0CH3QnrUqdB6In1g5Fe1mia8GmF36gnfNySxoZtxD5+NmYw1EElVXiBk93UeskA==
+  dependencies:
+    whatwg-encoding "^2.0.0"
+
 html-escaper@^2.0.0:
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/html-escaper/-/html-escaper-2.0.2.tgz#dfd60027da36a36dfcbe236262c00a5822681453"
@@ -10162,6 +10186,34 @@ http-proxy-agent@^5.0.0:
     agent-base "6"
     debug "4"
 
+http-proxy@^1.18.1:
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.18.1.tgz#401541f0534884bbf95260334e72f88ee3976549"
+  integrity sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==
+  dependencies:
+    eventemitter3 "^4.0.0"
+    follow-redirects "^1.0.0"
+    requires-port "^1.0.0"
+
+http-server@^14.1.1:
+  version "14.1.1"
+  resolved "https://registry.yarnpkg.com/http-server/-/http-server-14.1.1.tgz#d60fbb37d7c2fdff0f0fbff0d0ee6670bd285e2e"
+  integrity sha512-+cbxadF40UXd9T01zUHgA+rlo2Bg1Srer4+B4NwIHdaGxAGGv59nYRnGGDJ9LBk7alpS0US+J+bLLdQOOkJq4A==
+  dependencies:
+    basic-auth "^2.0.1"
+    chalk "^4.1.2"
+    corser "^2.0.1"
+    he "^1.2.0"
+    html-encoding-sniffer "^3.0.0"
+    http-proxy "^1.18.1"
+    mime "^1.6.0"
+    minimist "^1.2.6"
+    opener "^1.5.1"
+    portfinder "^1.0.28"
+    secure-compare "3.0.1"
+    union "~0.5.0"
+    url-join "^4.0.1"
+
 http-signature@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.2.0.tgz#9aecd925114772f3d95b65a60abb8f7c18fbace1"
@@ -10211,7 +10263,7 @@ iconv-lite@0.4.24, iconv-lite@^0.4.24:
   dependencies:
     safer-buffer ">= 2.1.2 < 3"
 
-iconv-lite@^0.6.2:
+iconv-lite@0.6.3, iconv-lite@^0.6.2:
   version "0.6.3"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.6.3.tgz#a52f80bf38da1952eb5c681790719871a1a72501"
   integrity sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==
@@ -12875,7 +12927,7 @@ lodash.uniqby@^4.7.0:
   resolved "https://registry.yarnpkg.com/lodash.uniqby/-/lodash.uniqby-4.7.0.tgz#d99c07a669e9e6d24e1362dfe266c67616af1302"
   integrity sha512-e/zcLx6CSbmaEgFHCA7BnoQKyCtKMxnuWrJygbwPs/AIn+IMKl66L8/s+wBUn5LRw2pZx3bUHibiV1b6aTWIww==
 
-lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.21, lodash@^4.7.0:
+lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.21, lodash@^4.7.0:
   version "4.17.21"
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.21.tgz#679591c564c3bffaae8454cf0b3df370c3d6911c"
   integrity sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==
@@ -13162,7 +13214,7 @@ mime-types@^2.1.12, mime-types@~2.1.19, mime-types@~2.1.24, mime-types@~2.1.34:
   dependencies:
     mime-db "1.52.0"
 
-mime@1.6.0:
+mime@1.6.0, mime@^1.6.0:
   version "1.6.0"
   resolved "https://registry.yarnpkg.com/mime/-/mime-1.6.0.tgz#32cd9e5c64553bd58d19a568af452acff04981b1"
   integrity sha512-x0Vn8spI+wuJ1O6S7gnbaQg8Pxh4NNHb7KSINmEWKiPE4RKOplvijn+NkmYmmRgP68mc70j2EbeTFRsrswaQeg==
@@ -13317,7 +13369,7 @@ mkdirp-infer-owner@^2.0.0:
     infer-owner "^1.0.4"
     mkdirp "^1.0.3"
 
-mkdirp@^0.5.1, mkdirp@^0.5.3:
+mkdirp@^0.5.1, mkdirp@^0.5.3, mkdirp@^0.5.6:
   version "0.5.6"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-0.5.6.tgz#7def03d2432dcae4ba1d611445c48396062255f6"
   integrity sha512-FP+p8RB8OWpF3YZBCrP5gtADmtXApB5AMLn+vdyA+PyxCjrCs00mjyUozssO33cwDeT3wNGdLxJ5M//YqtHAJw==
@@ -14033,6 +14085,11 @@ opencollective-postinstall@^2.0.0:
   resolved "https://registry.yarnpkg.com/opencollective-postinstall/-/opencollective-postinstall-2.0.3.tgz#7a0fff978f6dbfa4d006238fbac98ed4198c3259"
   integrity sha512-8AV/sCtuzUeTo8gQK5qDZzARrulB3egtLzFgteqB2tcT4Mw7B8Kt7JcDHmltjz6FOAHsvTevk70gZEbhM4ZS9Q==
 
+opener@^1.5.1:
+  version "1.5.2"
+  resolved "https://registry.yarnpkg.com/opener/-/opener-1.5.2.tgz#5d37e1f35077b9dcac4301372271afdeb2a13598"
+  integrity sha512-ur5UIdyw5Y7yEj9wLzhqXiy6GZ3Mwx0yGI+5sMn2r0N0v3cKJvUmFH5yPP+WXh9e0xfyzyJX95D8l088DNFj7A==
+
 optionator@^0.8.1:
   version "0.8.3"
   resolved "https://registry.yarnpkg.com/optionator/-/optionator-0.8.3.tgz#84fa1d036fe9d3c7e21d99884b601167ec8fb495"
@@ -14534,6 +14591,15 @@ popmotion@11.0.3:
     style-value-types "5.0.0"
     tslib "^2.1.0"
 
+portfinder@^1.0.28:
+  version "1.0.29"
+  resolved "https://registry.yarnpkg.com/portfinder/-/portfinder-1.0.29.tgz#d06ff886f4ff91274ed3e25c7e6b0c68d2a0735a"
+  integrity sha512-Z5+DarHWCKlufshB9Z1pN95oLtANoY5Wn9X3JGELGyQ6VhEcBfT2t+1fGUBq7MwUant6g/mqowH+4HifByPbiQ==
+  dependencies:
+    async "^2.6.4"
+    debug "^3.2.7"
+    mkdirp "^0.5.6"
+
 postcss-import@^14.1.0:
   version "14.1.0"
   resolved "https://registry.yarnpkg.com/postcss-import/-/postcss-import-14.1.0.tgz#a7333ffe32f0b8795303ee9e40215dac922781f0"
@@ -14850,6 +14916,13 @@ qs@^6.10.3, qs@^6.9.4:
   dependencies:
     side-channel "^1.0.4"
 
+qs@^6.4.0:
+  version "6.11.0"
+  resolved "https://registry.yarnpkg.com/qs/-/qs-6.11.0.tgz#fd0d963446f7a65e1367e01abd85429453f0c37a"
+  integrity sha512-MvjoMCJwEarSbUYk5O+nmoSzSutSsTwF85zcHPQ9OrlFoZOYIjaqBAJIqIXjptyD5vThxGq52Xu/MaJzRkIk4Q==
+  dependencies:
+    side-channel "^1.0.4"
+
 qs@~6.5.2:
   version "6.5.3"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.5.3.tgz#3aeeffc91967ef6e35c0e488ef46fb296ab76aad"
@@ -15309,6 +15382,11 @@ require-main-filename@^2.0.0:
   resolved "https://registry.yarnpkg.com/require-main-filename/-/require-main-filename-2.0.0.tgz#d0b329ecc7cc0f61649f62215be69af54aa8989b"
   integrity sha512-NKN5kMDylKuldxYLSUfrbo5Tuzh4hd+2E8NPPX02mZtn1VuREQToYe/ZdlJy+J3uCpfaiGF05e7B8W0iXbQHmg==
 
+requires-port@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
+  integrity sha512-KigOCHcocU3XODJxsu8i/j8T9tzT4adHiecwORRQ0ZZFcp7ahwXuRU1m+yuO90C5ZUyGeGfocHDI14M3L3yDAQ==
+
 resolve-alpn@^1.0.0:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/resolve-alpn/-/resolve-alpn-1.2.1.tgz#b7adbdac3546aaaec20b45e7d8265927072726f9"
@@ -15573,6 +15651,11 @@ secp256k1@^4.0.1, secp256k1@^4.0.3:
     node-addon-api "^2.0.0"
     node-gyp-build "^4.2.0"
 
+secure-compare@3.0.1:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/secure-compare/-/secure-compare-3.0.1.tgz#f1a0329b308b221fae37b9974f3d578d0ca999e3"
+  integrity sha512-AckIIV90rPDcBcglUwXPF3kg0P0qmPsPXAj6BBEENQE1p5yA1xfmDJzfi1Tappj37Pv2mVbKpL3Z1T+Nn7k1Qw==
+
 "semver@2 || 3 || 4 || 5", semver@^5.3.0, semver@^5.6.0:
   version "5.7.1"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
@@ -16840,6 +16923,13 @@ unbox-primitive@^1.0.2:
     has-symbols "^1.0.3"
     which-boxed-primitive "^1.0.2"
 
+union@~0.5.0:
+  version "0.5.0"
+  resolved "https://registry.yarnpkg.com/union/-/union-0.5.0.tgz#b2c11be84f60538537b846edb9ba266ba0090075"
+  integrity sha512-N6uOhuW6zO95P3Mel2I2zMsbsanvvtgn6jVqJv4vbVcz/JN0OkL9suomjQGmWtxJQXOCqUJvquc1sMeNz/IwlA==
+  dependencies:
+    qs "^6.4.0"
+
 unique-filename@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/unique-filename/-/unique-filename-1.1.1.tgz#1d69769369ada0583103a1e6ae87681b56573230"
@@ -16937,6 +17027,11 @@ uri-js@^4.2.2:
   dependencies:
     punycode "^2.1.0"
 
+url-join@^4.0.1:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/url-join/-/url-join-4.0.1.tgz#b642e21a2646808ffa178c4c5fda39844e12cde7"
+  integrity sha512-jk1+QP6ZJqyOiuEI9AEWQfju/nB2Pw466kbA0LEZljHwKeMgd9WrAEgEGxjPDD2+TNbbb37rTyhEfrCXfuKXnA==
+
 url@0.10.3:
   version "0.10.3"
   resolved "https://registry.yarnpkg.com/url/-/url-0.10.3.tgz#021e4d9c7705f21bbf37d03ceb58767402774c64"
@@ -17160,6 +17255,13 @@ whatwg-encoding@^1.0.5:
   dependencies:
     iconv-lite "0.4.24"
 
+whatwg-encoding@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/whatwg-encoding/-/whatwg-encoding-2.0.0.tgz#e7635f597fd87020858626805a2729fa7698ac53"
+  integrity sha512-p41ogyeMUrw3jWclHWTQg1k05DSVXPLcVxRTYsXUk+ZooOCZLcoYgPZ/HL/D/N+uQPOtcp1me1WhBEaX02mhWg==
+  dependencies:
+    iconv-lite "0.6.3"
+
 whatwg-mimetype@^2.3.0:
   version "2.3.0"
   resolved "https://registry.yarnpkg.com/whatwg-mimetype/-/whatwg-mimetype-2.3.0.tgz#3d4b1e0312d2079879f826aff18dbeeca5960fbf"