Cryptographic Co-processor
ATECC508A
Atmel CryptoAuthentication Device SUMMARY DATASHEET
CryptoAuthentication
Ensures Things and Code are Real, Un...
Description
ATECC508A
Atmel CryptoAuthentication Device SUMMARY DATASHEET
CryptoAuthentication
Ensures Things and Code are Real, Untampered, and Confidential
Secure Download and Boot Authentication and Protect Code In-transit Ecosystem Control Ensure Only OEM/Licensed
Nodes and Accessories Work
Anti-cloning Prevent Building with Identical
BOM or Stolen Code
Message Security
Authentication, Message Integrity, and Confidentiality of Network Nodes (IoT)
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Features
Cryptographic Co-processor with Secure Hardware-based Key Storage Performs High-Speed Public Key (PKI) Algorithms
– ECDSA: FIPS186-3 Elliptic Curve Digital Signature Algorithm – ECDH: FIPS SP800-56A Elliptic Curve Diffie-Hellman Algorithm NIST Standard P256 Elliptic Curve Support SHA-256 Hash Algorithm with HMAC Option Host and Client Operations 256-bit Key Length Storage for up to 16 Keys Two high-endurance monotonic counters Guaranteed Unique 72-bit Serial Number Internal High-quality FIPS Random Number Generator (RNG) 10Kb EEPROM Memory for Keys, Certificates, and Data Storage for up to 16 Keys Multiple Options for Consumption Logging and One Time Write Information Intrusion Latch for External Tamper Switch or Power-on Chip Enablement. Multiple I/O Options: – High-speed Single Pin Interface, with One GPIO Pin – 1MHz Standard I2C Interface 2.0V to 5.5V Supply ...
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