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Changeset [5e6dab8b34152bc48c89032d20e5bda1511e28fb] by Coda Hale
September 3rd, 2009 @ 10:25 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/5e6dab8b34152bc48c89032d20e5bd...
Committed by Coda Hale
- M activesupport/lib/active_support/message_verifier.rb
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