[Cryptography] Why prefer symmetric crypto over public key crypto?

[Eugen Leitl]

----- Forwarded message from Tony Arcieri <bascule at gmail.com> -----

Date: Sat, 7 Sep 2013 15:40:08 -0700
From: Tony Arcieri <bascule at gmail.com>
To: Ray Dillinger <bear at sonic.net>
Cc: Crypto <cryptography at metzdowd.com>
Subject: Re: [Cryptography] Why prefer symmetric crypto over public key crypto?

On Sat, Sep 7, 2013 at 1:01 PM, Ray Dillinger <bear at sonic.net> wrote:

> And IIRC, pretty much every asymmetric ciphersuite (including all public-
> key crypto) is vulnerable to some transformation of Shor's algorithm that
> is in fact practical to implement on such a machine.


Lattice-based (NTRU) or code-based (McEliece/McBits) public key systems are
still considered "post-quantum" algorithms. There are no presently known
quantum algorithms that work against these sorts of systems.

See http://pqcrypto.org/

-- 
Tony Arcieri

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Eugen* Leitl <a href="http://leitl.org">leitl</a> http://leitl.org
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