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In this segment, we'll introduce and discuss Media Reuses. Media reuses property sensitization of a media device what contains data. Media devices include CD's, jump drives, hard disc drives, all types of hardware and devices whereby the data on the device has not been destroyed. You'll learn what types of techniques and practices a Security Professional can do to physically destroy the data on a given device. Deletion and formatting does not destroy data, zerotization. And finally, we'll discuss Eavesdropping, packet analyzing and encryption. You'll learn what a replay attack it and why it represents a false sense of encrypted security, and why a challenge response system is an excellent security best practice against Eavesdropping.