Reference SHA256 instead of MD5 in documentation about SSH to reflect…

… new UI (github#15857)

content/developers/overview/using-ssh-agent-forwarding.md

@@ -93,7 +93,7 @@ Sometimes, system configurations disallow SSH agent forwarding. You can check if
 ```shell
 $ ssh -v <em>example.com</em>
 # Connect to example.com with verbose debug output
-> OpenSSH_5.6p1, OpenSSL 0.9.8r 8 Feb 2011</span>
+> OpenSSH_8.1p1, LibreSSL 2.7.3</span>
 > debug1: Reading configuration data /Users/<em>you</em>/.ssh/config
 > debug1: Applying options for example.com
 > debug1: Reading configuration data /etc/ssh_config

content/github/authenticating-to-github/error-bad-file-number.md

@@ -12,7 +12,7 @@ When running remote Git commands or SSH, your connection might time out:
 
 ```shell
 $ ssh -vT git@{% data variables.command_line.codeblock %}
-> OpenSSH_5.8p1, OpenSSL 1.0.0d 8 Feb 2011
+> OpenSSH_8.1p1, LibreSSL 2.7.3
 > debug1: Connecting to {% data variables.command_line.codeblock %} [207.97.227.239] port 22.
 > debug1: connect to address 207.97.227.239 port 22: Connection timed out
 > ssh: connect to host {% data variables.command_line.codeblock %} port 22: Connection timed out

content/github/authenticating-to-github/error-permission-denied-publickey.md

@@ -20,11 +20,11 @@ To make sure you are connecting to the right domain, you can enter the following
 
 ```shell
 $ ssh -vT git@{% data variables.command_line.codeblock %}
-> OpenSSH_5.6p1, OpenSSL 0.9.8r 8 Feb 2011
+> OpenSSH_8.1p1, LibreSSL 2.7.3
 > debug1: Reading configuration data /Users/<em>you</em>/.ssh/config
-> debug1: Reading configuration data /etc/ssh_config
-> debug1: Applying options for *
-> debug1: Connecting to {% data variables.command_line.codeblock %} [IP ADDRESS] port 22.
+> debug1: Reading configuration data /etc/ssh/ssh_config
+> debug1: /etc/ssh/ssh_config line 47: Applying options for *
+> debug1: Connecting to {% data variables.command_line.codeblock %} port 22.
 ```
 
 The connection should be made on port 22{% if currentVersion == "free-pro-team@latest" %}, unless you're overriding settings to use [SSH over HTTPS](/articles/using-ssh-over-the-https-port){% endif %}.
@@ -51,7 +51,7 @@ $ ssh -T git@{% data variables.command_line.codeblock %}
 {% mac %}
 
 {% data reusables.command_line.open_the_multi_os_terminal %}
-2. Verify that you have a private key generated and loaded into SSH. If you're using OpenSSH 6.7 or older:
+2. Verify that you have a private key generated and loaded into SSH. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   # start the ssh-agent in the background
   $ eval "$(ssh-agent -s)"
@@ -68,6 +68,14 @@ $ ssh -T git@{% data variables.command_line.codeblock %}
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>you</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  # start the ssh-agent in the background
+  $ eval "$(ssh-agent -s)"
+  > Agent pid 59566
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 {% endmac %}
 
@@ -78,7 +86,7 @@ $ ssh -T git@{% data variables.command_line.codeblock %}
 1. {% data reusables.desktop.windows_git_bash_turn_on_ssh_agent %}
 
   {% data reusables.desktop.windows_git_for_windows_turn_on_ssh_agent %}
-2. Verify that you have a private key generated and loaded into SSH. If you're using OpenSSH 6.7 or older:
+2. Verify that you have a private key generated and loaded into SSH. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>you</em>/.ssh/id_rsa (RSA)
@@ -89,13 +97,18 @@ $ ssh -T git@{% data variables.command_line.codeblock %}
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>you</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 {% endwindows %}
 
 {% linux %}
 
 {% data reusables.command_line.open_the_multi_os_terminal %}
-2. Verify that you have a private key generated and loaded into SSH. If you're using OpenSSH 6.7 or older:
+2. Verify that you have a private key generated and loaded into SSH. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   # start the ssh-agent in the background
   $ eval "$(ssh-agent -s)"
@@ -112,6 +125,12 @@ $ ssh -T git@{% data variables.command_line.codeblock %}
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>you</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
+  
 
 {% endlinux %}
 
@@ -167,7 +186,7 @@ You must provide your public key to {% data variables.product.product_name %} to
   $ eval "$(ssh-agent -s)"
   > Agent pid 59566
   ```
-3. Find and take a note of your public key fingerprint. If you're using OpenSSH 6.7 or older:
+3. Find and take a note of your public key fingerprint. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
@@ -178,6 +197,11 @@ You must provide your public key to {% data variables.product.product_name %} to
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 {% data reusables.user_settings.access_settings %}
 {% data reusables.user_settings.ssh %}
@@ -194,7 +218,7 @@ You must provide your public key to {% data variables.product.product_name %} to
   $ ssh-agent -s
   > Agent pid 59566
   ```
-3. Find and take a note of your public key fingerprint. If you're using OpenSSH 6.7 or older:
+3. Find and take a note of your public key fingerprint. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
@@ -205,6 +229,11 @@ You must provide your public key to {% data variables.product.product_name %} to
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 {% data reusables.user_settings.access_settings %}
 {% data reusables.user_settings.ssh %}

content/github/authenticating-to-github/reviewing-your-ssh-keys.md

@@ -21,15 +21,15 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
 
   {% tip %}
 
-     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys. ![Unverified SSH key](/assets/images/help/settings/settings-ssh-key-review-highlight.png)
+     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys.
 
   {% endtip %}
 
 4. Open Terminal.
 
 5. {% data reusables.command_line.start_ssh_agent %}
 
-6. Find and take a note of your public key fingerprint. If you're using OpenSSH 6.7 or older:
+6. Find and take a note of your public key fingerprint. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
@@ -40,6 +40,11 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 7. The SSH keys on {% data variables.product.product_name %} *should* match the same keys on your computer.
 
@@ -54,7 +59,7 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
 
   {% tip %}
 
-     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys.![Unverified SSH key](/assets/images/help/settings/settings-ssh-key-review-highlight.png)
+     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys.
 
   {% endtip %}
 
@@ -64,7 +69,7 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
 
   {% data reusables.desktop.windows_git_for_windows_turn_on_ssh_agent %}
 
-6. Find and take a note of your public key fingerprint. If you're using OpenSSH 6.7 or older:
+6. Find and take a note of your public key fingerprint. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
@@ -75,6 +80,11 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 7. The SSH keys on {% data variables.product.product_name %} *should* match the same keys on your computer.
 
@@ -89,15 +99,15 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
 
   {% tip %}
 
-     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys. ![Unverified SSH key](/assets/images/help/settings/settings-ssh-key-review-highlight.png)
+     **Note:** If you're auditing your SSH keys due to an unsuccessful Git operation, the unverified key that caused the [SSH key audit error](/articles/error-we-re-doing-an-ssh-key-audit) will be highlighted in the list of SSH keys.
 
   {% endtip %}
 
 4. Open Terminal.
 
 5. {% data reusables.command_line.start_ssh_agent %}
 
-6. Find and take a note of your public key fingerprint. If you're using OpenSSH 6.7 or older:
+6. Find and take a note of your public key fingerprint. {% if currentVersion ver_lt "[email protected]" %}If you're using OpenSSH 6.7 or older:
   ```shell
   $ ssh-add -l
   > 2048 <em>a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
@@ -108,6 +118,11 @@ You can delete unauthorized (or possibly compromised) SSH keys to ensure that an
   $ ssh-add -l -E md5
   > 2048 <em>MD5:a0:dd:42:3c:5a:9d:e4:2a:21:52:4e:78:07:6e:c8:4d</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
   ```
+  {% else %}
+  ```shell
+  $ ssh-add -l -E sha256
+  > 2048 <em>SHA256:274ffWxgaxq/tSINAykStUL7XWyRNcRTlcST1Ei7gBQ</em> /Users/<em>USERNAME</em>/.ssh/id_rsa (RSA)
+  ```{% endif %}
 
 7. The SSH keys on {% data variables.product.product_name %} *should* match the same keys on your computer.