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RE: Merged Transport Layer Protocol Development

From: Dan Simon <dansimon@microsoft.com>
Date: Wed, 24 Apr 1996 17:03:43 -0700
Message-Id: <c=US%a=_%p=msft%l=RED-92-MSG-960425000343Z-28196@tide21.microsoft.com>
To: "'ietf-tls@w3.org'" <ietf-tls@w3.org>
>From: 	Tatu Ylonen[SMTP:ylo@ssh.fi]
>I just wish to say that I also agree that special processing for
>pre-encrypted data is a Bad Idea.  A 90-MHz Pentium can encrypt fast
>enought to completely fill an ethernet (the ethernet becomes the
>limiting factor), and the processing speed is doubling every year.
>The overhead from encryption is negligible all but the most
>high-volume servers connected to the Internet by something faster than
>10Mbits/sec.  (Unless you also do a lot of CPU-intensive processing
>that competes for CPU.)

My impression is that asymmetric decryptions of master keys require more
than enough "CPU-intensive processing" to put CPU time at a premium in
the typical high-volume secure server.

				Daniel Simon
				Cryptographer, Microsoft Corp.

Received on Wednesday, 24 April 1996 20:03:43 UTC

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