Secure operations on encrypted data

Secure operations are performed on encrypted code. A processor in a first operating mode obtains encrypted code. The processor switches from the first operating mode to a second operating mode, and decrypts the encrypted code to obtain decrypted code. The decrypted code is executed, based on the pro...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Benke, Oliver, Bergmann, Tobias U
Format: Patent
Sprache:eng
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Zusammenfassung:Secure operations are performed on encrypted code. A processor in a first operating mode obtains encrypted code. The processor switches from the first operating mode to a second operating mode, and decrypts the encrypted code to obtain decrypted code. The decrypted code is executed, based on the processor being in the second operating mode, to provide a result. The result is encrypted, and the encrypted result is sent to a user, based on the processor switching back to the first operating mode.