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WORM (Write Once Read Many) Function Data tampering prevention and original content retention

"Write Once Read Many" or "WORM" technology refers to a recordable device where information, once written, cannot be modified or overwritten.

The LTO Ultrium format Generation 3 and later specifications include the ability for WORM.

Cartridge tape appearances

Using an Ultrium WORM-dedicated cartridge tape

  • Data can be added until the capacity is full, but cannot be deleted or overwritten.
  • Written data can be read as many times as desired.
  • LTO Ultrium provides WORM functionality using WORM dedicated cartridge tapes.
    (WORM dedicated cartridge tapes are two-tone and can be distinguished by their appearance from normal uni-color cartridge tapes.)

WORM function

The use of the right cartridge tape enables appropriate and secure data storage.

Product Requirements

Supported Tape Libraries ETERNUS LT20 S2/LT20
ETERNUS LT40 S2/LT40
ETERNUS LT60 S2/LT60
ETERNUS LT260, LT250
ETERNUS LT270 S2/LT270

Note: Products, features and support information introduced on this page are subject to change without notice.