Data encryption is an important tool for protecting against the possible misuse of confidential information that could occur should tapes be lost or stolen. Unless the possessor of the tape has the required key, any encrypted data on the tape will remain confidential and will be unreadable.

This topic describes the IBM® System Storage encryption-capable TS1120 (3592 Model E05, 3592-2E) tape drives and the z/OS software support needed to use them.