Check if message payload is signed by the message sender #853
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trung
approved these changes
Oct 15, 2019
jpmsam
approved these changes
Oct 16, 2019
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When message payload was decoded, the message signature was validated to be one from the validator set, but it was not checked if the message payload was actually signed by the message sender. This PR adds that check
Thanks to @montyly @trailofbits for discovering the issue and for @timmoreton for sharing it.