ATECC608A-MAHDA-S

ATECC608A-MAHDA-S is a CryptoAuthentication™ device. Applications include IoT network endpoint key management and exchange, encryption for small messages and PII data, secure boot and protected download, ecosystem control, and anti-cloning.

• Cryptographic co-processor with secure hardware-base key storage, 2 high-endurance monotonic counter
• Hardware support for asymmetric sign, verify, key agreement, guaranteed unique 72-bit serial number
• ECDSA: FIPS186-3 elliptic curve digital signature, ECDH:FIPS SP800-56A elliptic curve diffie-hellman
• NIST standard P256 elliptic curve support
• SHA-256 and HMAC Hash including off-chip context save/restore
• AES-128: Encrypt/Decrypt, Galois field multiply for GCM
• Turnkey PRF/HKDF calculation for TLS 1.2 and 1.3, Ephemeral key generation and key agreement in SRAM
• Full ECDSA code signature validation, optional stored digest/signature
• Encryption/authentication for messages to prevent on-board attacks
• 8-Pad UDFN package, operating temperature range from -40°C to +85°C