Ryan Castellucci

brainflayer. A proof-of-concept cracker for cryptocurrency brainwallets and other low entropy key algorithms.

ssh-chain. Perl

freq. Like `sort | uniq -c | sort -rn` but better

threshcrypt. A password-based implementation of threshold encryption

llhash. A permissively licensed, low-level, high-performance cryptographic hash library for hackers.

storybits. JavaScript

libsdsock. An `LD_PRELOAD` hack to make arbitrary programs work with systemd socket activation

dnsstore. Prolog

ansi-player-rs. Rust

dkimscan. A scanner for DKIM selectors.

VerifyJS. VerifyJS - Load JavaScript from a CDN, no trust required!

mariadb-bcrypt-udf. bcrypt user-defined functions for MariaDB/MySQL

goatsefloppy. A github mirror of the "goatse rescue floppy" circa 2004.

isodecrypt. Perl

ansiani. Rust

vent-axia-bridge. Control a Vent-Axia Sentinel Kinetic MHRV with an ESP8266

secp256k1. Perf-focused fork of libsecp256k1, VULNERABLE TO SIDE CHANNEL ATTACKS

dhclient-script-multiwan. Fork of dhclient-script with modifications to better support multi-homed hosts

rya.nc-theme. Theme for Pelican used on rya.nc

enfringement. Tools for working with EnGenius EnSky series WAPs

hashprogs. A collection of small programs which compute cryptographic hashs.

certpy. CertPy is a high level toolkit for generating x509 (e.g. SSL/TLS/HTTPS) certificates in Python.

scrypt-jane. A flexible implementation of Colin Percival's scrypt

lonesha256-ansi. Portable, endian-proof, single-file, single-function sha256 implementation in ANSI C

sha2sum. A sha256sum implementation

undercrypto2014. Python

supervanitygen. Super Vanitygen - Fast vanity Bitcoin address generator using the secp256k1 library

bcrypt-ext. Extended bcrypt, increases max work factor and adds keywrap.

p256.js. Utility routines for working with P-256 Elliptic Curve keys in javascript, intended for use with the Web Crypto API

bloomslice. a byte sliced bloom filter implementation for pre-hashed inputs

gub211. Userspace Linux driver for IOGEAR GUB211 USB 2.0 Printer Auto Sharing Switch

vanitygen-plus. Vanitygen PLUS! Generate vanity address for 90+ cryptocoins including: BTC, LTC, LBRY, UNO, DASH, DIAMOND, DOGE, FEATHER, GROESTL, MONA, PEERCOIN, VERTCOIN, ZIFTR, CROWN, GAME, PINK and MORE! Removed the prefix length limit, now capable of searching for longer prefixes... Altcoin encryption and decryption of private keys is also supported.

blockparser. Simple C++ bitcoin blockchain parser

libtprpg. A tiny pseudorandom permutation generator library

esp_patcher. Patch strings in ESP8266/ESP32 firmware

ovpnpwd. Automate OpenVPN TOTP authentication!

bitaddress.org. JavaScript Client-Side Bitcoin Wallet Generator

probemon. unfinished wifi activity monitoring code

bootselfie. From the PancakesCon 3 CTF

scrypt-js. Pure JavaScript implementation of the scrypt password-based key derivation function.

rsprime. Attempt at making Reed Solomon work on a prime field

nametrade. non-interactive atomic name trading for namecoin

libzshim. libzshim - yet another fine LD_PRELOAD hack

cheet.js. easy easter eggs (konami code, etc) for your website.

ryancdotorg. profile repository

rfc1421. Python

ec2-on-demand. Python

wikmd. A file based wiki that uses markdown

trivial-rsa. A very simple OpenVPN TLS config generator.

lztp. A “format preserving” text compression algorithm.

3vain5me. A P2SH vanity address generator

scrypt-async-js. Fast "async" scrypt implementation in JavaScript

python-is-magic. Automatically detect whether `python` means `python3` or `python2`.

tslib. Touchscreen access library

tasmota-fingerprint. A tool designed to assist in calculating the custom TLS fingerprints expected by the Tastmota firmware

openssl. C