PC Encryption Cards
PC encryption cards are available for USB, LPT, COM, RS232, PCMCIA, and (E)ISA. These cards can be attached as peripherals or integrated in almost any computer device. Figure 3-4 shows the setup for data encryption using PC cards. Encryption can be accomplished locally and remotely on the file server.
Figure 3-4. PC Encryption Cards
Figure 3-4. PC Encryption Cards
PC cardbased solutions using encryption cards provide secure file storage and file transmission over a LAN segment, as seen in Figure 3-4. This option can also be used to protect data within e-mails against unauthorized access during transmission. Moreover, PC cardbased solutions provide data authentication and data integrity. The user needs to install an OS driver, often a plug-in for an e-mail application (Microsoft Outlook, for instance), that uses the PC card as the encryption platform.
Continue reading here: Security Wheel
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