| Subject | English | French |
| comp., MS | Message Layer Security A cryptographic protocol that provides domain-to-domain secure transmission of SMTP messages on the Internet by using cryptography. The protocol enables SMTP servers to communicate directly or by using an SMTP relay over the Internet in a manner designed to prevent eavesdropping, tampering, and message forgery | protocole MLS (Message Layer Security) |
| commun. | message security code | code d'authentification |
| commun. | message security code | code d'authentification des messages |
| commun. | message security code | code d'authentification de message |
| fin., IT | message security code | code de sécurité du message |
| comp. | message security labeling | étiquetage de sécurité du message |
| gen. | message security labelling | étiquettage de sécurité du message |
| gen. | message security labelling | définition du niveau de sécurité d'un message |