Significant Contract Win, Senior Appointment and New UK R&D Facility

Corero is pleased to announce a major SmartWall® Threat Defense System (SmartWall TDS) sale to a customer in the Service Provider market, as well as the appointment of a proven DDoS sales leader and opening of a new UK R&D facility.

Corero Network Security plc (“Corero”, the “Company”) Significant Contract Win, Senior Appointment, and new UK R&D facility

Corero Network Security plc (AIM: CNS), the AIM listed network security company, is pleased to announce a major SmartWall® Threat Defense System (“SmartWall TDS”) sale to a customer in the Service Provider market, as well as the appointment of a proven DDoS sales leader and opening of a new UK R&D facility.

Contract Win

The order, valued at over half a million dollars, provides DDoS protection for a US Internet service provider serving both business and retail customers. The solution comprises multiple Corero SmartWall TDS products deployed at three regional locations with supporting SecureWatch Analytics services for a 12-month period. The Corero solution will provide real-time DDoS protection and analytics covering all Internet traffic arriving in the provider’s network.

Senior Appointment

Scott Prouty has been appointed Senior Vice President of Sales, North America. Prior to joining Corero, Prouty served as Vice President of Service Provider Sales, North America for RedSeal Networks. In this position, he led the sales and go-to-market strategy for building the company’s service provider customer base, which included some of the largest service providers in North America. Previously, at Arbor Networks, Prouty held the position of Vice President Sales, Americas and as founder of the sales organisation, he led the company to rapid growth.

UK R&D Facility

Corero has recently opened a new research and development facility in Edinburgh, Scotland which adds proven security, virtualization and software-defined networking (SDN) expertise. The new lab is operational and is fully integrated with the Company’s two US based facilities in Hudson, MA and Cambridge, MA.

Ashley Stephenson, CEO of Corero, commented:We are pleased to have secured this significant customer contract which further validates the Corero SmartWall TDS offering for the service provider market, a strategic priority for Corero. As DDoS attacks increase in sophistication and frequency, Corero will continue to invest in sales to maximize growth, and in engineering to ensure our customers have effective real-time, scalable DDoS attack mitigation capabilities that meet their current and future needs.”

Enquiries:

Corero Network Security plc

Andrew Miller, CFO and Chief Operating Officer Tel: 01895 876382

FinnCap

Stuart Andrews (corporate finance) Tel: 020 7220 0500

Stephen Norcross (corporate broking)

Redleaf Polhill

Tel: 020 7382 4747

Rebecca Sanders-Hewett/David Ison/Susie Hudson cns@redleafpr.com

About Corero Network Security

Corero Network Security, an organization’s First Line of Defense® against Distributed Denial of Service (DDoS) attacks and cyber threats, provide enterprises and service providers with an additional layer of security capable of inspecting and analysing Internet traffic and mitigating attacks. Corero products and services enhance existing security architecture with a scalable, flexible and responsive defence against DDoS attacks and cyber threats before they reach the targeted IT infrastructure, allowing online services to perform as intended. The latest addition to Corero First Line of Defense® product family includes the Corero SmartWall® Threat Defense System (TDS) allowing for modular, highly scalable network visibility and DDoS defence for the Large Enterprise, Datacentre and Hosting Provider, as well as the Internet Service Provider. For more information about how Corero solutions are protecting over 500 businesses across the globe, visit www.corero.com.