Prymak; Rostislaw

Patent Applications and Registrations

Patent applications and USPTO patent grants for Prymak; Rostislaw.The latest application filed is for "secure cryptographic operations using control vectors generated inside a cryptographic facility".

Company Profile

0.14.0

Prymak; Rostislaw - Dumfries VA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Secure cryptographic operations using control vectors generated inside a cryptographic facility Grant 5,432,849 - Johnson , et al. July 11, 1	1995-07-11
Cryptographic facility environment backup/restore and replication in a public key cryptosystem Grant 5,265,164 - Matyas , et al. * November 23, 1	1993-11-23
Public key cryptosystem key management based on control vectors Grant 5,200,999 - Matyas , et al. * April 6, 1	1993-04-06
Method for generating public and private key pairs without using a passphrase Grant 5,201,000 - Matyas , et al. April 6, 1	1993-04-06
Method to establish and enforce a network cryptographic security policy in a public key cryptosystem Grant 5,164,988 - Matyas , et al. November 17, 1	1992-11-17
Hybrid public key algorithm/data encryption algorithm key distribution method based on control vectors Grant 5,142,578 - Matyas , et al. August 25, 1	1992-08-25
Secure management of keys using control vectors with multi-path checking Grant 5,103,478 - Matyas , et al. April 7, 1	1992-04-07
Method and apparatus for controlling the use of a public key, based on the level of import integrity for the key Grant 5,073,934 - Matyas , et al. December 17, 1	1991-12-17
Secure key management using programable control vector checking Grant 5,007,089 - Matyas , et al. April 9, 1	1991-04-09
Secure key management using control vector translation Grant 4,993,069 - Matyas , et al. February 12, 1	1991-02-12
Secure management of keys using control vectors Grant 4,941,176 - Matyas , et al. July 10, 1	1990-07-10
Secure management of keys using extended control vectors Grant 4,924,515 - Matyas , et al. May 8, 1	1990-05-08
Personal identification number processing using control vectors Grant 4,924,514 - Matyas , et al. May 8, 1	1990-05-08
Data cryptography operations using control vectors Grant 4,918,728 - Matyas , et al. April 17, 1	1990-04-17

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