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[Taler] Ed25519


From: Jeff Burdges
Subject: [Taler] Ed25519
Date: Sun, 23 Oct 2016 19:19:56 +0200

Interesting key recovery attach on Ed25519 based on corrupting the
message during signing : 
https://github.com/jedisct1/libsodium/issues/170#issuecomment-255598233

I suppose our messages were mostly hashed before going into Ed25519,
making this sort of attack harder. 

Jeff

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