CODERCARD
COMPUTER-SECURITY AND SOFTWARE-PROTECTION SYSTEMS BASED ON CARD-EMBEDDED OR TERMINAL- EMBEDDED MICROPROCESSOR HARDWARE NAMELY, A TERMINAL, A READER, OR A TELEPHONE AND FIRMWARE THAT IDENTIFIES THE USER AND VERIFIES THE AUTHENTICITY OF THE IDENTIFICATION BY COMPARING SEPARATELY GENERATED PSEUDO-RANDOM NUMBERS
Cancelled · February 7, 1985 · 73521070 ·