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Date: Sat, 19 Sep 2015 03:15:30 +0200
From: magnum <>
Subject: Re: IKE PSK SHA256 support planned?

On 17/09/15 17:53, augustin wrote:
> psk-crack supports only MD5 and SHA1, but no SHA256.
> Converting ike-scan's output to john's format using
> apparently works for the 32byte hash,

What did the output look like? Can you supply a test vector for us, with 
a known cleartext?

> but after starting it john says:
> "Loaded 1 password hash (IKE, PSK [HMAC MD5/SHA1 32/64])"

That's not very good, it should be rejected when not supported - if 
possible. I hope we can make it distinguish SHA-256 from whatever it 
thought it was.

> Are there any plans to support SHA256?

Given a test vector, I'd give it a try.


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