| Subject | English | Chinese simplified |
| comp., MS | data encryption | 数据加密 (The process of converting readable data (plaintext) into a coded form (ciphertext) to prevent it from being read by an unauthorized party) |
| 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 | Data Encryption Standard | 数据加密标准 (An encryption algorithm that uses a 56-bit key and maps a 64-bit input block to a 64-bit output block. The key appears to be a 64-bit key, but one bit in each of the eight bytes is used for odd parity, resulting in 56 bits of usable key) |
| comp., MS | Triple Data Encryption Standard | 三重数据加密标准 (An encryption algorithm based on the Data Encryption Standard (DES)) |