Briefs

CITIGROUP PURCHASES SOPHISTICATED SOFTWARE DEVELOPED BY MANTAS TO COMBAT MONEY LAUNDERING Software Automates Surveillance Process to Ensure Detection of Known and Developing Patterns of Interest

New York, N.Y. and Fairfax, Va., December 4, 2001 � Mantas, Inc., a leading provider of business intelligence solutions for the financial services industry, has signed a multi-year enterprise license, installation and maintenance agreement with Citigroup (NYSE:C) in the financial services company�s efforts to detect money laundering. The agreement is part of an ongoing effort by Citigroup to bolster financial safeguards.

Mantas� software incorporates both detection and discovery algorithms that enable detection of relevant transactions. Mantas is working with Citigroup to develop proprietary money laundering scenarios to detect suspicious behavior. The technology will further identify previously unknown patterns of interest based on discovery algorithms which use machine-learning techniques. Mantas solutions also provide the workflow capabilities to enable firms to manage the process of effectively monitoring millions of transactions and accounts on a daily basis. Mantas further augments the technology through in-house industry experts who stay abreast of the latest developments in money laundering.

Additional information may be found at www.mantas.com.

Media Contact: Jennifer Bannan Principal Zer0to5ive 412-580-3675 www.zer0to5ive.com "Building the Early Brand"