The EIP-154 PKI Farm engine, offers autonoumus processing of Public Key Operations. Due to its scalable architecture, it provides high-performance acceleration of Public Key operations and for power-conscious applications, it can be controlled to reduce its power consumption as utilization is lowered. The Integrated PKA Farm Engine is a FIPS 140-2 compliant Public Key Accelerator operating as a co-processor to offload the Host processor.