SAN FRANCISCO -- Spirent Communications™, a wholly owned business group of Spirent plc (NYSE: SPM and LSE: SPT), and Cavium Networks, the cost and performance leader in security processing, today announced a strategic partnership that will enable Spirent's feature-rich security test and measurement product lines, Avalanche and TeraVPN, to use Cavium's NITROX Security Processors. Spirent's Avalanche and TeraVPN product lines are used by the world's largest network equipment manufacturers, service providers and Web site managers to ensure that their devices and infrastructure will excel in a real-world network environment. Both Avalanche and TeraVPN are part of the suite of security and web infrastructure performance analysis solutions offered by Spirent. "Spirent's rigorous, comprehensive tests enable our customers to deploy and operate their networks with more confidence," said Alan Sguigna, vice president of marketing for Spirent Communications. "Cavium's NITROX market-leading performance and rich feature-set helps fuel Spirent's security products and boosts our continued leadership in high performance test solutions that improve network security." Cavium's NITROX Security Macro Processors are used by several Motherboard vendors and a number of OEMs in a wide range of networking equipment to accelerate security applications like IPSec VPNs, SSL VPNs, web-servers, load balancers, content switches, application firewalls, wireless gateways and routers. The NITROX Security Macro Processor Family is a line of products that accelerates all aspects of security processing and includes symmetric and asymmetric encryption at performance ranges from 100Mbps up to 10Gbps with 1K to 40K RSA operations per second with complete IPSec or SSL protocol packet processing. Spirent's SMB-600 will be on display at the RSA Conference in San Francisco from April 13-16 in Cavium's booth #736. Spirent CommunicationsCavium Networks Inc.