Static from address
From ASRGJump to navigationJump to search
|Anti-spam technique: Static from address|
|Date of first use:||early 1990s|
|Popularity:||High, built into many MUAs|
|Difficulty of implementation:||easy|
|Where implemented:||MUA or MTA|
Blacklisting senders was one of the earliest anti-spam techniques. It worked surprisingly well until spammers realized how easy it was to fake the addresses in mail headers and SMTP sessions.