HP 6840 HP Deskjet 6800 Printer series - (Windows) User's Guide - Page 27
Encryption
UPC - 829160429724
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HP Deskjet 6800 series printer Authentication type Description Benefits Limitations Shared Key Devices use a shared master secret to identify themselves as authorized members of the network. Convenient to use in All devices must conjunction with have the key. WEP, since a WEP key can serve as the The shared key shared does not change authentication key. automatically. WPA/PSK Devices use a The pre-shared key single pre-shared and the encryption key (PSK) to keys are not identify identical. themselves as authorized members of the network and to generate an encryption key. Allows smaller networks to use WPA without the need for an authorization server. All devices must have the key. Encryption Definition Encryption involves using a password to encode data sent over a wireless network in order to make the data unintelligible to eavesdroppers. Only devices that know the password can decode the data. Types of encryption The printer supports four types of encryption. Each type of encryption has its benefits and limitations. Encryption type Description Open System Devices on a network do not encrypt data. Benefits Least complicated strategy. Limitations Provides no protection against eavesdroppers. 27
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