Spamhaus DROP: 766 entries: 08 Aug 2018 00:34 : DROP (Don't Route Or Peer) and EDROP are advisory "drop all traffic" lists, consisting of stolen 'hijacked' netblocks and netblocks controlled entirely by criminals and professional spammers.

SecRepo - Security Data Samples Repository

Finding samples of various types of Security related can be a giant pain. This is my attempt to keep a somewhat curated list of Security related data I've found, created, or was pointed to.