freebsd-ports/mail/hashcash/pkg-descr
Pav Lucistnik ce13e96bb7 Add hashcash, a tool used to sign email with a token guaranteeing that
it took some computation to send.

PR:		ports/62138
Submitted by:	David Bremner <bremner@unb.ca>
2004-02-01 17:31:20 +00:00

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The hashcash tool allows you to create hashcash tokens to attach to
emails you send, and to verify hashcash tokens attached to emails you
receive. A hashcash token constitutes a proof-of-work which takes a
parameterizable amount of work to compute for the sender.