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Re: [TLS] integrity only ciphersuites

Viktor Dukhovni <ietf-dane@dukhovni.org> Tue, 21 August 2018 13:12 UTC

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From: Viktor Dukhovni <ietf-dane@dukhovni.org>
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Subject: Re: [TLS] integrity only ciphersuites
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> On Aug 21, 2018, at 12:32 AM, Viktor Dukhovni <ietf-dane@dukhovni.org> wrote:
> 
> There is also a use-case for communication between processes on the same
> machine, e.g. over unix-domain sockets and the like.  Encryption in this
> context is pointless.  TLS can be used with client certificates as a means
> of client authentication.

I should note that disabling encryption is not always a performance
win.  Depending on the machine's hardware and assembly support in
libraries AEAD with AESGCM may be faster than SHA256 without encryption.

-- 
	Viktor.

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