Removable computer security device
First Claim
1. An information storage system, for use in a computer or other information processing system, said information storage system comprising:
- an information storage device for storing information including a read-only password and a read/write password;
said storage system having selectable read-only and read/write password protected modes of operation;
when said read-only mode is selected, said storage system being unlocked to permit read-only access to said storage device in response to a match between an incoming password and a read-only password stored in said storage device; and
when said read/write mode is selected, said storage system being unlocked to permit read/write access to said storage device in response to a match between an incoming password and a read/write password stored in said storage device;
whereby, when one or more of said password protected modes have been selected, and in the event the information storage system is removed from the information processing system, access to the storage device will be locked until a password is sent to said storage system that matches one of said read-only or read/write passwords stored in said storage device.
1 Assignment
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Accused Products
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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Citations
10 Claims
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1. An information storage system, for use in a computer or other information processing system, said information storage system comprising:
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an information storage device for storing information including a read-only password and a read/write password; said storage system having selectable read-only and read/write password protected modes of operation; when said read-only mode is selected, said storage system being unlocked to permit read-only access to said storage device in response to a match between an incoming password and a read-only password stored in said storage device; and when said read/write mode is selected, said storage system being unlocked to permit read/write access to said storage device in response to a match between an incoming password and a read/write password stored in said storage device; whereby, when one or more of said password protected modes have been selected, and in the event the information storage system is removed from the information processing system, access to the storage device will be locked until a password is sent to said storage system that matches one of said read-only or read/write passwords stored in said storage device. - View Dependent Claims (2, 3, 4, 5)
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6. A computer or other information processing system comprising a processor, a memory, a data input device, a data output device, and an information storage system for storing information including a read-only password and a read/write password, said information storage system further comprising:
read-only and read/write password protected modes of operation;
wherein said storage system is unlocked in said read-only mode to permit read-only access to the information stored in said storage system in response to a match between an incoming password and a read-only password stored in said storage system; and
wherein said storage system is unlocked in said read/write mode to permit read/write access to said storage system in response to a match between an incomimg password and a read/write password stored in said storage system;
whereby, when one or more of said password protected modes have been selected and when said storage system has been removed from said computer or other information processing system, access to the storage system is locked until a password is sent to said storage system that matches one of said read-only or read/write passwords stored in said storage system.- View Dependent Claims (7, 8, 9, 10)
Specification