Aladdin Shareholder Meeting Scheduled for December 27th

CHICAGO, December 20, 2007- Aladdin Knowledge Systems, Ltd. (NASDAQ: ALDN),an information security leader specializing in authentication, software DRM and content security, today announced that the general meeting of Aladdin Knowledge Systems Ltd. (the "Company") which was scheduled for December 20, 2007 was adjourned to December 27, 2007 at the same location and time.

The adjournment was made in accordance with article 32 of the articles of association of the Company and pursuant to the provisions of section 74 of the Israeli Companies Law, 1999. A copy of the proxy statement which has been sent to the Company's shareholders was attached to the Form 6-K filed by the Company with the SEC on November 13, 2007.

The Company hereby clarifies that the directors and officers insurance referred to under Proposal VI of the proxy statement provides for $25 million of insurance coverage and the annual premium paid with respect to such insurance policy was $248,900 for the period beginning in September 2007 and ending in September 2008.

About Aladdin

Aladdin Knowledge Systems' Software Rights Management products are the #1 choice of software developers and publishers to protect intellectual property, increase revenues, and reduce losses from software piracy. Aladdin eToken is the world's #1 USB-based authentication solution. The Aladdin eSafe secure Web gateway provides the most advanced protection against the latest Web-based threats and attacks. Aladdin has offices in 12 countries, a worldwide network of channel partners, and has won numerous awards for innovation. For more information, visit the Aladdin Web site at www.Aladdin.com.

####

All trademarks and registered trademarks are the property of their respective holders.