PRESS RELEASE

Portland, OR and San Francisco (May 23, 2011) – Thoma Bravo, LLC, a leading private equity investment firm, has completed the acquisition of Tripwire Inc., a global leader in IT Security and Compliance Automation solutions. Financial details were not disclosed.

Tripwire’s current CEO, Jim Johnson, will continue as CEO of Tripwire.

“Tripwire can now put a greater focus on addressing our customer needs by strengthening and expanding upon core business offerings,” said Jim Johnson, Chief Executive Officer, Tripwire. “Thoma Bravo’s expertise in the software industry is extremely valuable as we work on expanding our business, while continuing to deliver controls-based data protection solutions.”

“Thoma Bravo is excited to bring our extensive experience in the software and IT industries to Tripwire,” said Seth Boro, Partner at Thoma Bravo. “We look forward to working with Tripwire’s management team to further distinguish the company as the leading IT Security and Compliance Automation platform vendor.”

“At Thoma Bravo we believe there is tremendous opportunity to leverage Tripwire’s exceptional brand reputation and expanding portfolio of solutions,” said Robert Sayle, Vice President at Thoma Bravo. “Through the firm’s buy and build strategy, we intend to continue to accelerate Tripwire’s growth.”

IDC research vice president for Security Products, Charles Kolodgy stated: “Acquiring Tripwire greatly compliments Thoma Bravo's existing software and technology portfolio, offering some opportunities for collaboration to address growing security and compliance requirements. Tripwire's solutions will have the resources they need to develop products that meet customer needs.”

Headquartered in Portland, Oregon, Tripwire has over 5,700 customers in 94 countries, serving 46% of Fortune 500 companies. Tripwire currently employs approximately 350 people around the world.

About Tripwire, Inc. Tripwire is a leading global provider of IT security and compliance automation solutions that help businesses, government agencies, and service providers take control of their physical, virtual, and cloud infrastructure. Thousands of customers rely on Tripwire's integrated solutions to help protect sensitive data, prove compliance and prevent outages. Tripwire VIA™, the integrated compliance and security software platform delivers best-of-breed file integrity, policy compliance and log and event management solutions, paving the way for organizations to proactively achieve continuous compliance, mitigate risk, and ensure operational control through Visibility, Intelligence and Automation. Learn more at www.tripwire.com and @TripwireInc on Twitter.

About Thoma Bravo, LLC

Thoma Bravo is a leading private equity investment firm that has been providing equity and strategic support to experienced management teams building growing companies for 30 years. The firm originated the concept of industry consolidation investing, which seeks to create value through the strategic use of acquisitions to accelerate business growth. Thoma Bravo applies its investment strategy across multiple industries, with a particular focus on the software and service sectors, and works in partnership with management to implement its operating and consolidation expertise to build long-term value. Thoma Bravo has completed more than 50 acquisitions across 18 platform companies with total annual earnings in excess of $1 billion. For more information on Thoma Bravo, visit www.thomabravo.com.