[Cryptography] let's kill md5sum!

Judd Storrs jstorrs at gmail.com
Tue Jun 9 09:03:42 EDT 2015


On Sat, Jun 6, 2015 at 2:48 PM, Alexandre Anzala-Yamajako <
anzalaya at gmail.com> wrote:

> Just a thought...
> If we re going to kill of md5sum and break user's habits and scripts we
> might as well do it once and for all.
> Why not build a tool called hashsum whose options are md5 sha2 sha3 and
> blake2 ? This tool could be transparently updated wo breaking compatibility
> in the future and the man page would explain the rationale for each option
> (md5 would be indicated as deprecated but there for verifying old file
> hashes for example)
> Going further we could include an option "security level" to give users
> who want to have 128 bits of security against (second-) preimage a better
> option than md5.
>

I think the forensics community have nice tools in this realm. In
particular, I find myself using hashdeep a lot.
http://md5deep.sourceforge.net/

--judd
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