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* ruby 1.9 friendly secure_compareJakub Kuźma2009-09-121-9/+6
| | | | Signed-off-by: Michael Koziarski <michael@koziarski.com>
* Ruby 1.9: fix MessageVerifier#secure_compareJeremy Kemper2009-09-081-9/+27
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* Fix timing attack vulnerability in ActiveSupport::MessageVerifier.Coda Hale2009-09-041-3/+16
| | | | | | 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>
* Lazy-require OpenSSLJeremy Kemper2008-11-231-1/+2
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* Don't need _message as it's in the class name alreadyMichael Koziarski2008-11-231-4/+4
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* Add ActiveSupport::MessageVerifier to aid users who need to store ↵Michael Koziarski2008-11-231-0/+45
tamper-proof messages in cookies etc. This is particularly useful for things like remember-me tokens in web applications and auto-unsubscribe links in emails.