| Subject | English | Chinese simplified |
| comp., MS | data encryption key | 数据加密密钥 (A bit string that is used in conjunction with an encryption algorithm to encrypt and decrypt data) |
| comp., MS | encryption key | 加密密钥 (A bit string that is used in conjunction with an encryption algorithm to encrypt and decrypt data) |
| comp., MS | full volume encryption key | 全卷加密密钥 (The algorithm-specific key that is used to encrypt (and optionally, diffuse) data on disk sectors. Currently, this key can be either 128 bits or 256 bits advanced encryption standard (AES). The default encryption algorithm that BitLocker Drive Encryption uses is AES 128 bit with diffuser) |