Quoting http://xmpp.org/extensions/xep-0027.html#signing:
Signing enables a sender to verify that they sent a certain block of text. [...] The text that is signed MAY be the empty string. (There's no metadata or anything there, just a raw signature). Peter. _______________________________________________ cryptography mailing list cryptography@randombit.net http://lists.randombit.net/mailman/listinfo/cryptography