Penny Post Icon

Penny Post

5.0 Stars (1)
2 Downloads (This Week)
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Description

Penny Post is a system to combat spam emails by making the sender "pay for email" by spending a few seconds of computing time. Outgoing mail is marked with postage stamps that convince the receiver that the sender is genuine.

Penny Post Web Site

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User Reviews

  • jonasaoestman
    1 of 5 2 of 5 3 of 5 4 of 5 5 of 5

    It really works! Please begin develop this Add-on again!

    Posted 04/29/2010
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Additional Project Details

Languages

English

Intended Audience

End Users/Desktop

User Interface

Command-line, Plugins

Programming Language

Java, JavaScript

Registered

2007-07-29
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