| Subject | English | French |
| gen. | master key | clef maîtresse |
| gen. | master key | passe général |
| comp., MS | master key | clé principale (The key used by the client and server for all session key generation. The master key is used to generate the client-read key, the client-write key, the server-read key, and the server-write key. Master keys can be exported as simple key BLOBs) |
| commun., IT | master key | clef principale |
| gen. | master key | passe-partout (Vadim Rouminsky) |
| mech.eng. | master key | clé de sûreté |
| IT | master key | clé de chiffrement de clés |
| comp., MS | master key | clé principale (The key used by the client and server for all session key generation. The master key is used to generate the client-read key, the client-write key, the server-read key, and the server-write key. Master keys can be exported as simple key BLOBs) |
| gen. | master key | clé primaire |
| comp., MS | volume master key | clé principale de volume (An advanced encryption standard (AES) 256-bit key that is used by BitLocker Drive Encryption to encrypt the full volume encryption key. There is only one volume master key per volume) |