ALDN Aladdin Knowledge Systems Ltd (MM)

Aladdin Knowledge Systems Ltd. (NASDAQ: ALDN) announced today that it will hold an Extraordinary General Meeting of Shareholders at the Company's offices at 35 Efal Street, Petach Tikva, Israel on Friday, February 20, 2009, at 9 a.m. (Israel Time).

The Extraordinary General Meeting is being convened following the announcement made on Monday, January 12, 2009, that Aladdin has entered into a Merger Agreement with a Vector Capital affiliate.

Shareholders of record at the close of business on January 21, 2009 shall be entitled to notice of, and to vote at, the Extraordinary General Meeting. The Company expects to mail a detailed notice and proxy statement to its shareholders on or about January 27, 2009, at which time the notice and proxy statement will also be made available at no charge on the U.S. Securities and Exchange Commission's Web site at www.sec.gov and on the Israel Securities Authority's Web site at www.magna.isa.gov.il.

Shareholders with questions or who need assistance in voting their shares may call the Company's proxy solicitor, D.F. King & Co., Inc., toll-free at 1-800-207-3158.

About Aladdin

Aladdin Knowledge Systems (NASDAQ: ALDN) is an information security leader with offices in 15 countries, a worldwide network of channel partners, and numerous awards for innovation. Aladdin eToken is the world's #1 USB-based authentication solution, offering identity and access management tools that protect sensitive data. Aladdin SafeWord two-factor authentication technology protects companies' important information assets and applications. Aladdin HASP SRM boosts growth for software developers and publishers through strong anti-piracy protection, IP protection, and secure licensing and product activation. Aladdin eSafe delivers real-time intelligent Web gateway security that helps protect data and networks, improves productivity, and enables compliance. Visit www.Aladdin.com.

Safe Harbor Statement

Certain information presented herein constitutes forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995. Such forward-looking statements are subject to known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Such factors include general economic and business conditions, risks relating to the Company's recent acquisitions of Athena Smartcards, SafeWord and EutronSec, including the failure to realize expected synergies, failure to effectively integrate these businesses into its business and increasing unexpected liabilities, the loss of market share, changes in the level of business or anticipated business from a large customer or customers, failure to achieve anticipated customer orders, changes in the competitive landscape and other factors over which the company has little or no control. The completion of the Company's announced merger with an affiliate of Vector Capital is subject to certain closing conditions, and the Company cannot be certain that these conditions will be satisfied or waived. For more information, please refer to the Company's filings with the Securities and Exchange Commission, which are available on the Commission's website at www.sec.gov.

�2009 Aladdin Knowledge Systems, Ltd. All rights reserved. HASP, eToken, eSafe, Aladdin Knowledge Systems and the Aladdin logos 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.

Aladdin Press Contact: Matthew Zintel Zintel Public Relations matthew.zintel@zintelpr.com 310.574.8888 Aladdin Company Contact: Debbie Kaye Aladdin Corporate Communications debbie.kaye@aladdin.com 646.468.0481