From 19e41533486cb71f7db02eb8484db095911f7e2d Mon Sep 17 00:00:00 2001 From: davidsarah <> Date: Wed, 13 Jan 2010 01:10:07 +0000 Subject: [PATCH] multi-target attacks also affect initial key generation for mutable files [Imported from Trac: page NewMutableEncodingDesign, version 17] --- NewMutableEncodingDesign.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/NewMutableEncodingDesign.md b/NewMutableEncodingDesign.md index b9ca28e..83d0264 100644 --- a/NewMutableEncodingDesign.md +++ b/NewMutableEncodingDesign.md @@ -17,8 +17,8 @@ Below, K is the security level needed for an attack against confidentiality: such attacks will require p * 2^K^ work factor (product of machine size and time) for a probability of success p. T is the additional number of bits needed to take into account -[multi-target attacks](http://allmydata.org/trac/tahoe/ticket/882#comment:6) against -hash functions, so that attacks against integrity also require p * 2^K^ work factor +[multi-target attacks](http://allmydata.org/trac/tahoe/ticket/882#comment:6), +so that attacks against integrity also require p * 2^K^ work factor for 2^T^ target files. # Yay ECDSA