weakness in sha 1

vedaal at hush.com vedaal at hush.com
Sun Sep 26 08:14:58 CEST 2004

Atom 'Smasher' atom at suspicious.org, 
on Sun Sep 26 07:11:54 CEST 2004, wrote:

> if dh/dsa can be modified to accept greater than 160 size and use sha

> 256, great, if not, then it might be prudent to look into a new hash

> design that would be non md5/non sha-1 based that would still allow

> dh/dsa signing at the 160 level

] how about RIPEMD-160?

]100% compatible with DSS (DSA), already part of GnuPG and it's neither
]nor MD5 based.

but is ripemd based, ;-)
for which a weakness is already demonstrated

] even without a weakness in any flavors of SHA i'd like to see DSA 
] (the scalable algorithm) formally adopted into larger varieties of
] DSS (the current standard) to allow larger hashes and larger keys.
] guess if]/when that happens DSS will become DSS-0 and larger 
] variants will become DSS-1, 

agree 100%


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