[Gzz-commits] manuscripts/Sigs article.rst

[Tuomas J. Lukka]

CVSROOT:        /cvsroot/gzz
Module name:    manuscripts
Changes by:     Tuomas J. Lukka <address@hidden>        03/05/18 05:05:37

Modified files:
        Sigs           : article.rst 

Log message:
        twid

CVSWeb URLs:
http://savannah.gnu.org/cgi-bin/viewcvs/gzz/manuscripts/Sigs/article.rst.diff?tr1=1.71&tr2=1.72&r1=text&r2=text

Patches:
Index: manuscripts/Sigs/article.rst
diff -u manuscripts/Sigs/article.rst:1.71 manuscripts/Sigs/article.rst:1.72
--- manuscripts/Sigs/article.rst:1.71   Sun May 18 03:52:24 2003
+++ manuscripts/Sigs/article.rst        Sun May 18 05:05:37 2003
@@ -321,6 +321,11 @@
 
        and has the octuplet??
 
+- Security not straightforward:
+  There is a large number of hashes used, and a collision
+  between any two could allow forging of signatures.
+  birthday attacks, ...
+
 - AAAGH We can't use 80-bit hashes inside the tree, and it's
   questionable whether we can even use 160-bit! 
   Reason: if you sign a lot of docs, chances are