![wiz](/assets/img/avatar_default.png)
via timing by performing a MAC computation even if incorrect block cipher padding has been found. This is a countermeasure against active attacks where the attacker has to distinguish between bad padding and a MAC verification error. (CAN-2003-0078)
via timing by performing a MAC computation even if incorrect block cipher padding has been found. This is a countermeasure against active attacks where the attacker has to distinguish between bad padding and a MAC verification error. (CAN-2003-0078)