Aladdin CEO to Speak at CIBC World Markets 6th Annual Enterprise Software Conference

CHICAGO, August 7, 2006 - Aladdin Knowledge Systems (NASDAQ: ALDN), the leader in Software DRM, identity management and content security solutions, today announced that CEO Yanki Margalit is scheduled to speak at the CIBC World Markets 6th Annual Enterprise Software Conference on August 10th at 8:55 a.m.

Held at the New York Palace in New York City, the conference features presentations from more than 40 of the leading public and private companies in the software industry. Senior management will present their views of industry trends and share their strategies for success. The event is by invitation only.

For more information in the CIBC World Markets 6th Annual Enterprise Software Conference, visit http://conferences.cibcwm.com/Software06/.

About Aladdin

Aladdin Knowledge Systems Ltd. (NASDAQ: ALDN), founded in 1985, is a global provider of security solutions. Its security products are organized into two segments: Software Digital Rights Management (DRM) and Enterprise Security. Aladdin’s Software DRM products allow software developers and publishers to protect their intellectual property, increase revenues through licensing, and reduce losses from software piracy. Aladdin’s Enterprise Security solutions enable organizations to secure their information technology assets by controlling who has access to their networks (identity and password management) and what content their users can utilize (proactive content security). Aladdin has offices in 10 countries, a worldwide network of channel partners and holds numerous industry awards for innovation and reliability. For more information, please visit the Aladdin Web site at www.Aladdin.com.

©2002-2006 Aladdin Knowledge Systems, Ltd. All rights reserved. Aladdin Knowledge Systems and the Aladdin logo are trademarks or registered trademarks of Aladdin Knowledge Systems, Ltd. All other product and brand names mentioned in this document are trademarks or registered trademarks of their respective owners

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