PRESS RELEASE

SAN FRANCISCO, CALIF. -- April 20, 2009 -- OPSWAT, Inc., the leading provider of endpoint security integration technologies, today announced that it has partnered with Sunbelt Software to add Sunbelt's VIPRE antivirus technology to its Metascan' multi-scanning engine.

"We're very pleased to announce this next level of partnership with OPSWAT," said Sunbelt Software vice president of business development, Chad Loeven. "OPSWAT is already a key technology partner with Sunbelt through their OESISOK program that facilitates integrated security policy management and control with VIPRE Enterprise in multi-vendor enterprise environments. Adding VIPRE to Metascan is a great step that helps cement VIPRE's position as a leading anti-malware technology."

"Sunbelt's VIPRE engine is the ideal complement for Metascan. Together these solutions will provide faster and more in depth response to the wide range of threats," said Toshit Antani, director of engineering for OPSWAT. "VIPRE will provide Metascan customer's a reputable and efficient engine to protect against a wide range of threats."

OPSWAT Metascan is an advanced engine for launching scan requests and obtaining scan results from many antivirus applications, as well as for analyzing file types. Metascan enables IT professionals and software engineers to develop multi-scanning solutions leveraging built-in antivirus engines from Sunbelt and other vendors. Additionally, Metascan includes an easy, scalable interface that integrates with many pre-installed antimalware engines. Metascan cuts deployment time and expense by providing an application containing seven antimalware engines and a single interface to manage them all. Metascan can extract many files and file archives (including ISO, ZIP, MSI, etc), and detect over 400 file types including PDF, DOC and EXE formats. Metascan also easily integrates with third-party software and hardware via version 1.0 of the ICAP and an intuitive API.

About OPSWAT Founded in 2002, OPSWAT (www.opswat.com) provides software engineers and IT pros with software development tools and data services to power manageability and security solutions. The company OPSWAT, Inc. also founded OESISOK, an open industry-wide certification program that verifies the interoperability of endpoint security applications with products from market-leading technology vendors.

About Sunbelt Software Sunbelt Software was founded in 1994 and is a leading provider of Windows security and management software with product solutions in the areas of antispam and antivirus, antispyware, and vulnerability assessment. Leading products include the CounterSpy and VIPRE product lines, Ninja Email Security, Sunbelt Exchange Archiver, and endpoint firewall technologies. The company is located in Tampa Bay, Florida.