System and method of protecting integrity of computer data and s

Details System and method of protecting integrity of computer data and s System and method of protecting integrity of computer data and s

1988-11-03

1990-12-04

Cangialosi, Salvatore

Cryptography

Cryptanalysis

3642694, H04L 900

Patent

active

049759507

ABSTRACT:
System and method for preventing alteration of stored data by computer virus. In a computer system which normally automatically boots an operating system when the central processing unit is initialized, a device is provided which takes control of the central processing unit before boot-up, checks the system files for computer virus and generates an alarm signal if a virus is detected.
In the preferred embodiment, the device quarantines an infected operating system to prevent alteration.

REFERENCES:
Computers and Security, vol. 7, No. 2 (4/88), Highland, pp. 157-163.
Computers and Security, vol. 7, No. 3, (6/88) Highland, pp. 239-242.

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