Additional Comment 1: "For key pairs generated for use with approved KEMs in // FIPS 203, the PCT shall consist of applying the encapsulation key ek to // encapsulate a shared secret K leading to ciphertext c, and then applying // decapsulation key dk to retrieve the same shared secret K. The PCT passes if // the two shared secret K values are equal. The PCT shall be performed either // when keys are generated/imported, prior to the first exportation, or prior to // the first operational use (if not exported...