Exploiting a Uniswap exchange that uses an ERC777 token by leveraging the reentrant microtrading attack vector

Angora is a mutation-based fuzzer. The main goal of Angora is to increase branch coverage by solving path constraints without symbolic execution.

Public append-only ledger microservice built with Slim Framework

The password hash Argon2, winner of PHC

Zcash - Internet Money

Everything related to OONI backend infrastructure: ooni/api, ooni/pipeline, ooni/sysadmin, collector, bouncers and test-helpers

Source code for my crackstation.net website.

A set of Ansible playbooks to build and maintain your own private cloud: email, calendar, contacts, file sync, IRC bouncer, VPN, and more.

GPG Mail Gateway for Postfix fork

osTicket-1.7

PSL is a security library for PHP. It provides advanced random data generation, encryption utilities as well as certificate generation and signing.

Newsgroup-style PHP forum.

Easily add an NSA backdoor into your Rails app.

Stanford Javascript Crypto Library