A method for scrambling/descrambling an analog signal includes receiving an analog signal and converting the signal into an intermediate frequency signal. A Gaussian pseudo-random noise signal is generated and then multiplied with the intermediate frequency signal to scramble/descramble the received analog signal.

 
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> Apparatus and method for implementing spoofing-and replay-attack-resistant virtual zones on storage area networks

> Integrated circuit comprising encryption circuitry selectively enabled by verifying a device
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