Memory-Lane Monday: As it was, no encryption was needed

Sysadmin pilot fish is checking out encryption for his company’s backups.

“We have a mainframe that runs our core system,” explains fish. “Each night we back up to an on-site tape and then make a copy of the tape to go off-site. Couriers shuttle the tape back and forth between the sites each day.”

The obvious place to apply encryption is to those off-site tapes, so fish decides to create an encrypted copy of a tape to show how well the process works.

And the encryption process works fine every time. But when fish tries to decrypt the tape, no data comes out.

After fish spends several weeks experimenting, talking to vendors and growing more and more frustrated, one of his co-workers asks whether he has checked the script that generates the copy of the tape.

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from Computerworld https://ift.tt/2UKDi28