VideoCipher I (deprecated) VideoCipher II (deprecated) VideoCipher II+ VideoCipher II RS (Renewable Security) DigiCipher 2 is General Instrument's proprietary video distribution system.
VideoCipher I (vanhentunut) VideoCipher II (vanhentunut) VideoCipher II+ VideoCipher II RS (uusiutuva salaus) DigiCipher 2 on General Instrumentin oma videojakelujärjestelmä.