BUY ATSHA204A-SSHDA-B https://www.utsource.net/itm/p/7286709.html
Serial I/O Peripherals
Description: The ATSHA204A-SSHDA-B is a secure cryptographic device from Atmel. It is a secure hardware authenticator (SHA) that provides a secure way to store and use cryptographic keys. The device is designed to provide secure authentication and key management in a single chip. Features: Secure hardware-based authentication High-security cryptographic keys 256-bit EEPROM memory 4Kb of user-programmable EEPROM Low-power operation On-chip random number generator On-chip SHA-256 cryptographic engine Support for I2C, SPI, and UART interfaces Secure key storage and management Supports multiple authentication protocols Supports multiple key types Applications: The ATSHA204A-SSHDA-B is suitable for a wide range of applications, including: Secure authentication for access control Secure storage and management of cryptographic keys Secure data transmission and storage Secure Internet of Things (IoT) applications Secure payment and banking applications Secure authentication for mobile devices Secure authentication for cloud services (For reference only)