Re: Post quantum encryption question

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> Have people given thought to the private key encryption methods in
light of potential quantum attacks?

The current consensus is that quantum attacks are largely ineffective
against modern ciphers (including AES).  Once upon a time, it was
thought that symmetric key sizes would need to be doubled (i.e.: 256-
bit AES would have the equivalent strength of 128-bit), but further
studies suggested this not to be true.  Instead, it seems that a 128-
bit AES key would just have a couple bits of security knocked off.

Sorry, I don't have any references off-hand about this, but I'm sure
someone can chime in with some...

  - Joe


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