Patent ID: 9497026
Filing Date: 2016-11-15
CPC Classification: G06F,G11B,H04L

Claim Text:
1. A method for authorizing removable medium access comprising: providing, by use of a processor, a removable medium of a tape library to a user requesting the removable medium in response to identifying the user and determining that the user is approved to access the removable medium; mitigating an access attempt if the user is not approved, wherein mitigating the access attempt is selected from a group of actions comprising providing a placebo medium and providing a tattle-tale medium; retrieving a library portion of an encryption key from a library, the encryption key encrypting encrypted data stored on the removable medium and comprising a plurality of portions; retrieving a user portion of the encryption key assigned to a user requesting the removable medium in response to identifying the user and determining that the user is approved to access the removable medium; reassembling the encryption key using at least the library portion and the user portion of the plurality of portions; and decrypting the encrypted data with the reassembled encryption key.