[Cryptography] Sony finding SHA1 collisions? [My Bad]
Dennis E. Hamilton
dennis.hamilton at acm.org
Fri Dec 12 18:05:28 EST 2014
From: cryptography [mailto:cryptography-bounces+dennis.hamilton=acm.org at metzdowd.com] On Behalf Of Paul Hoffman
Sent: Friday, December 12, 2014 13:55
To: dennis.hamilton at acm.org
Cc: cryptography at metzdowd.com
Subject: Re: [Cryptography] Sony finding SHA1 collisions?
On Dec 12, 2014, at 11:47 AM, Dennis E. Hamilton <dennis.hamilton at acm.org> wrote:
> Of course, there has been progress in manipulating a file
> so that its SHA1 matches a given hash value.
I had not heard that any progress had been made on reducing the preimage strength of SHA-1, or even that of the otherwise-derided MD5. Pointers to such progress would be greatly appreciated.
My bad, my brain completely short-circuited on a faulty recollection of this,
<http://www.slideshare.net/ange4771/when-aes-episode-v>, that has nothing to
do with signatures and hashing.
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