Hashcash
From Telecomix Crypto Munitions Bureau
Hashcash is a denial-of-service counter measure tool. Its main current use is to help hashcash users avoid losing email due to content based and blacklist based anti-spam systems.
-- hashcash.org
1e31
Hashcash is a denial-of-service counter measure tool. Its main current use is to help hashcash users avoid losing email due to content based and blacklist based anti-spam systems.
-- hashcash.org