20F07C is a 8-bit CPU contact card with a total of 128 kB FLASH memories, and a Crypto-Co-Processor supporting RSA. Introduction 20F07C is a 8-bit CPU contact card with a total of 128 kB FLASH memories, and a Crypto-Co-Processor supporting RSA, SHA1, DES, AES, etc.Compared with similar products in the world’s industry, 20F07C distinguishes itself in cost-effectiveness, high security, high ...