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sha1sum 4.5.3 installed in sipb for sun4x_59

daemon@ATHENA.MIT.EDU (Ken T Takusagawa)
Wed Aug 18 03:09:47 2004

Date: Wed, 18 Aug 2004 03:09:23 -0400 (EDT)
From: Ken T Takusagawa <kenta@MIT.EDU>
To: software-announce@MIT.EDU

sha1sum has been installed in the sipb locker.  It will be
visible after the next regular release of the sipb locker.

sha1sum computes or checks SHA1 (160-bit) checksums.  Its
command line invocation is identical to md5sum.

(Incidentally, recently Xiaoyun Wang, et al. have developed
a method of producing MD5 collisions.)

This software is installed only for the Solaris platform,
because sha1sum is already present locally in the Athena
Linux distribution.

The SHA1 checksum can also be calculated with "openssl sha1"
or "gpg --print-md sha1".

--ken
for the Student Information Processing Board

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