Inventor
OSEAS JONATHAN
US7 patents
Patents
7 patentsUS4757534AJul 12, 1988
Code protection using cryptography
IBM450 citations98
US4755940AJul 5, 1988
Transaction security system
IBM309 citations97
US4747050AMay 24, 1988
Transaction security system using time variant parameter
IBM211 citations97
US4193131AMar 11, 1980
Cryptographic verification of operational keys used in communication networks
IBM176 citations97
US4649233AMar 10, 1987
Method for establishing user authenication with composite session keys among cryptographically communicating nodes
IBM204 citations96
US4227253AOct 7, 1980
Cryptographic communication security for multiple domain networks
IBM183 citations96
US4908861AMar 13, 1990
Data authentication using modification detection codes based on a public one way encryption function
IBM148 citations94