| English | Japanese |
| data encryption | データ暗号化 (The process of converting readable data (plaintext) into a coded form (ciphertext) to prevent it from being read by an unauthorized party) |
| data encryption key | データ暗号化キー (A bit string that is used in conjunction with an encryption algorithm to encrypt and decrypt data) |
| Data Encryption Standard | データ暗号化標準 (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) |