Security Technical Implimentation Guides (STIGS) | Even root certs expire and = kaboom | find patches for a CVE |
OpenCVE database | SIEMonster | Enigma simulator |
Enigma procedure | Cipher History |
spam, spam, and spam with spam on the side | ||
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spam history & primer of SpamAssassin | some filtering techniques | origins of the term spam |
SpyWare Warrior, a good reference | Pseudo Anonymous eMail | nslookup|dig Spamhaus for IP reputation |
StopForumSpam |
Linux | ||
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Werner Puschitz' Securing Linux | 20 Linux Server Hardening Security Tips | 2FA for SSH |
where is this|that machine tools | Wireguard VPN |