Package: hashcash (1.21-1)

postage payment scheme for email based on hash calculations

Hash cash is a payment scheme that uses CPU cycles as the form of payment. This can be used as a counter-measure for junk email (spam) by using the hash cash token as a proof of payment for each email that you sent.

Tags: Implemented in: C, Electronic Mail: Filters, Role: Program, Scope: Application, Works with: Email