Date: 04 May 2000 23:18:10 -0400 From: stanislav shalunov <shalunov@att.com> To: Mark Murray <mark@grondar.za> Cc: freebsd-security@freebsd.org Subject: Re: Cryptographic dump(8) Message-ID: <877ld9vg5p.fsf@sharik.worldnet.att.net> In-Reply-To: Mark Murray's message of "Thu, 04 May 2000 22:15:32 %2B0200" References: <Pine.BSF.4.21.0005041318270.26492-100000@verbal.uits.iupui.edu> <200005042015.WAA07617@grimreaper.grondar.za>
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Mark Murray <mark@grondar.za> writes:
> Yes. I have no hard references in front of me, but I'll put ${bodypart}
> on a block that CBC is 8-bytes-at-a-time-with-same-key-each-time. IE not
> good enough to stave off known plaintext attacks. CBC is what you'd use
> if the entire plaintext is of unpredictable structure.
You must be confusing CBC with ECB.
CBC is the correct chaining mode to use for this application.
Feedback modes would do more harm than good.
--
stanislav shalunov | Speaking only for myself.
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