Re: [TLS] Requesting working group adoption of draft-stebila-tls-hybrid-design

"Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu> Wed, 12 February 2020 21:44 UTC

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From: "Blumenthal, Uri - 0553 - MITLL" <uri@ll.mit.edu>
To: Martin Thomson <mt@lowentropy.net>, "tls@ietf.org" <tls@ietf.org>
Thread-Topic: [TLS] Requesting working group adoption of draft-stebila-tls-hybrid-design
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Date: Wed, 12 Feb 2020 21:44:12 +0000
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Subject: Re: [TLS] Requesting working group adoption of draft-stebila-tls-hybrid-design
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 I'm jumping in late - so apologies in advance for potential ignorant comments:

On 2/12/20, 3:48 PM, "TLS on behalf of Martin Thomson" <tls-bounces@ietf.org on behalf of mt@lowentropy.net>; wrote:

>  Larger public keys and/or ciphertexts - if we need these, we're in serious trouble. 
> To give you an idea, even at 1k, these will start being much harder to deploy.
> Getting close to 64k adds all sorts of complication.  

You saw the key sizes that the NIST PQC candidates require? How would you suggest dealing with them unless there's support for larger public keys?