How to protect computer data

Wednesday, 19 September 2007, 11:06 AM EST

Encryption is effectively the last bastion of defense against information compromise. That is, when all else fails, we hope that the encryption employed is adequate. Adequate? Yes, adequate! Encryption is simply a stall tactic. Given enough time, encrypted information can always be decrypted. The big question is whether the encryption is sufficiently resilient so by the time the key is discovered, the information protected is no longer valuable to the attacker.

At Courant.

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