略語大辞典 [C] 21 DES data encryption standard データ暗号化規格. DES暗号. データ符号化規格.data encryption standard; a protocol to encrypt/decrypt files for transmission between a LAN(local area network) and WAN(wide-area network); for securing voice/data communications; [C]. 丸善「略語大辞典」JLogosID : 11871580