Reston, VA (December 20, 2007) Learning Tree International (NASDAQ NM: LTRE) has introduced a new title into its extensive IT security curriculum—Securing Exchange 2007: Hands-On. Over 3 days, attendees will have the opportunity to gain practical experience in securing an Exchange environment through extensive exercises led by an expert instructor.

Course participants will also receive instruction in:

• Assessing e-mail vulnerabilities within their organization
• Protecting their environment from internal threats
• Minimizing the risks to Exchange servers from malicious Internet-based attacks
• Implementing certificates effectively to safeguard e-mail content
• Benefiting from the built-in features of Exchange and third-party products to assist in regulatory compliance

Jennifer Urick, Vice President of Product Development for Learning Tree International, said, "Professionals attending this course will be exposed to the skills and knowledge required to build a secure Exchange 2007 infrastructure and implement its built-in compliance features."

Securing Exchange 2007: Hands-On is valuable for security-minded Exchange professionals who want to deepen their understanding and technical knowledge of Exchange, including e-mail administrators, security officers and network administrators.

Securing Exchange 2007: Hands-On augments existing Learning Tree courses, including Public Key Infrastructure (PKI) in the Enterprise: Hands-On, Deploying Clusters on Windows Server 2003: Hands-On, Windows Active Directory Troubleshooting: Hands-On, SharePoint Technologies: A Comprehensive Introduction, SharePoint Server 2007 Administration: Hands-On, Scripting Windows Administrative Tasks: Hands-On and Disaster Recovery Planning: Ensuring Business Continuity.

Learning Tree intends to begin presenting Securing Exchange 2007: Hands-On in North America in January 2008 and at its London Education Center in February 2008.

The initial course schedule includes:

• Washington, DC (Reston, VA) — January 23-25, 2008
• Washington, DC (Alexandria, VA) — February 6-8, 2008
• New York, NY — February 13-15, 2008
• London, England — February 13-15, 2008
• Ottawa, ON — March 5-7, 2008

This schedule is subject to change. For further information and the latest course dates and locations, call 1-800-THE-TREE (1-800-843-8733) or visit www.learningtree.com.


About Learning Tree International

Learning Tree International is a leading worldwide provider of vendor-independent education and training to IT and business professionals working in the public and private sectors. The Company develops, markets and delivers a broad, proprietary library of instructor-led courses focused on project management, leadership and key business skills, Web development, operating systems, programming languages, databases, computer networks, IT/IS security and object-oriented technology. The Company also tests and certifies IT and business professionals, and Learning Tree Courses are recommended for college credit by the American Council on Education and several leading Universities. In addition, Learning Tree is on the National Association of State Boards of Accountancy National Registry of CPE sponsors and is a Registered Education Provider of the Project Management Institute (PMI). For more information about Learning Tree products and services, call 1-800-THE-TREE (1-800-843-8733), or visit our Web site at www.learningtree.com.