Yara Crypto Rules After seeing @chort0's rule for RC61 on Twitter, I decided to write a few rules for other things. One-Way Hash Functions MD5 SHA1 (Currently also triggers on RIPEMD160) SHA224/256 SHA384/512 RIPEMD-160 (Currently also triggers on SHA1) WHIRLPOOL Block Ciphers Blowfish RC6 - By @chort02 Pseudo-Random Number Generators