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BOLT 8: add missing MAC check in Act Three

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Corné Plooy 2020-06-15 16:44:26 +02:00 committed by neil saitug
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08-transport.md
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@ -382,6 +382,8 @@ construction, and 16 bytes for a final authenticating tag.
4. `rs = decryptWithAD(temp_k2, 1, h, c)`
* At this point, the responder has recovered the static public key of the
initiator.
* If the MAC check in this operation fails, then the responder MUST
terminate the connection without any further messages.
5. `h = SHA-256(h || c)`
6. `se = ECDH(e.priv, rs)`
* where `e` is the responder's original ephemeral key