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Re: [webauthn] impl guidelines for signature counter

From: Rolf Lindemann via GitHub <sysbot+gh@w3.org>
Date: Fri, 08 Sep 2017 07:37:30 +0000
To: public-webauthn@w3.org
Message-ID: <issue_comment.created-328025743-1504856241-sysbot+gh@w3.org>
The U2F specs say (with regard to the counter, see https://fidoalliance.org/specs/fido-u2f-v1.2-ps-20170411/fido-u2f-raw-message-formats-v1.2-ps-20170411.html#authentication-response-message-success):
"This is the big-endian representation of a counter value that the U2F token increments every time it performs an authentication operation"

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Received on Friday, 8 September 2017 07:37:28 UTC

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