INFORMATION SYSTEM, PERSONAL COMPUTER, DRIVE DEVICE, CONTROL METHOD, AND PROGRAM
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United States of America Patent
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Issued Date -
Nov 23, 2017
app pub date -
Jul 29, 2016
filing date -
May 18, 2016
priority date (Note) -
Published
status (Latency Note)
Importance
Abstract
Disclosed are an information system etc. including; a personal computer including: a decryption key acquisition unit which acquires a decryption key used to release encryption of data in a storage medium encrypted by a library device; a decryption key sending unit which controls to send the decryption key acquired by the decryption key acquisition unit to the drive device; and an encryption-release-information-signal reception unit which controls to receive an encryption-release-information-signal from the drive device, the encryption-release-information-signal indicating that the drive device has released the encryption, and a drive device including: a decryption key reception unit which controls to receive the decryption key from the personal computer; an encryption release unit which releases the encryption based on the decryption key; and an encryption-release-information-signal sending unit which controls to send the encryption-release-information-signal to the personal computer when the encryption release unit releases the encryption.
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