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Re: [ietf-dkim] bh=; l=0;

2006-07-02 14:40:24


Mark Delany wrote:
On Sun, Jul 02, 2006 at 07:16:13PM +0100, Stephen Farrell allegedly wrote:

Michael Thomas wrote:
Just the normal base 64 encoding of the 20 byte output of SHA1/SHA256 --
nothing different than normal, eg l= > 0.

        Mike, not knowing what those values are offhand :)
According to some code of mine, sha256("") in hex is:

248d6a61d20638b8e5c026930c3e6039a33ce45964ff2167f6ecedd419db06c1

FreeBSD6 $ sha256 </dev/null
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

OSX $ shasum -a 256 </dev/null
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855  -

Yep - you're right, I'm wrong (forgot to zap a previous test vector),
S.
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