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The Ensigma Unified Security Processor (USecP) combines the IPSec, MACSec and DTLS engines into a single unified multi-protocol processing engine supporting eight 1Gbps ports or one 10Gbps port. It is part of the Ensigma security IP portfolio.

Block Diagram


  • USecP supports IPSec specific functions
    • ESP protocol processing
    • IPV4 and V6 packet processing
    • AES-GCM for encryption and authentication
    • Anti relay verification
    • Both transport and tunnel mode support
    • 1Gbps and 10Gbps support
  • USecP also supports MACsec specific functions
    • Compliance with IEEE 802.1AE standard
    • AES-GCM for Crypto and Authentication
    • Decryption and ICV verification on Ingress
    • Encryption and
    • Authentication with ICV generation and insertion on Egress
    • Anti-replay verification on Ingress
    • MACsec header (SecTAG) insertion and removal
    • MIB Counter update as per the MACsec standard
    • 1Gbps and 10Gbps support
  • USecP also supports DTLS specific functions
    • 1Gbps DTLS protocol processing
    • No other protocol present in DTLS configuration
    • AES-128-CBC-HMAC-SHA1 for Encryption and Authentication

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