Removable computer security device

Cryptography – Cryptanalysis

Patent

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Details

380 23, 380 25, H04K 100

Patent

active

055331254

ABSTRACT:
An intelligent removable information storage device (100), for coupling to a host microcomputer system (10), includes a local processor unit (106) including apparatus for preventing the microcomputer system from reading from, or writing to, the storage device absent the entry of an appropriate password by a user of the host microcomputer system. The storage device also includes a storage medium (e.g., a magnetic disk) for storing information including at least one password. The local processor unit includes apparatus for preventing access to the information stored in the storage means absent receipt of a valid password.

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