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Comment by eru

Very neat:

> 1.2.4. Messages are Authenticable, but not Opposable.

> All Pest messages are authenticable -- a station will only process a message if it carries a valid signature from a peer (though in some cases, the message may not have been authored by that peer.)

> However, they are also repudiatable (i.e. non-opposable) -- since all packet signatures are produced with symmetric keys, the recipient of a message cannot, at any point in time, prove to a third party that he was not in fact the author of that message.

parent eru 5 years ago

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