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Changeset [1f07a89c5946910fc28ea5ccd1da6af8a0f972a0] by Coda Hale
September 3rd, 2009 @ 10:26 PM
Fix timing attack vulnerability in ActiveSupport::MessageVerifier.
Use a constant-time comparison algorithm to compare the candidate HMAC with the calculated HMAC to prevent leaking information about the calculated HMAC.
Signed-off-by: Michael Koziarski
michael@koziarski.com
http://github.com/rails/rails/commit/1f07a89c5946910fc28ea5ccd1da6a...
Committed by Coda Hale
- M activesupport/lib/active_support/message_verifier.rb
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