Rsa Security Watch

from 10-Q 4 pages April 27, 2006 Mr. Charles Kane One Cold Spring Brook Road Hopkinton, Ma 01748 Dear Chuck, I Am Pleased to Confirm Our Offer of Employment for the Position of Chief Financial Officer Reporting to Me. You Will Be Paid at the Semi-Monthly Rate of $12,500 Per Pay Period, an Annualized Salary of $300,000. This Offer Also Includes: Performance Based Shares Options to Purchase 275,000 Shares of the Company’s Common Stock. These Options Will Vest Over a Three-Year Period and Will Be Based on Performance Criteria. the Metric Used Will Be the Net Income Over Three Years, Excluding the Impact of Stock Option Expense. the Grant Will Include a Provision to Allow for Attainment of Results on an Annual as Well as Cumulative Basis. the Measurement Would Be Based on the Cumulative Net Income Over the Life of the Grant and Tied to the Three-Year Base Operating Plan. in Order to Further Define the Criteria for the Plan, Unforeseen Items, Defined as Future Acquisitions and/or Divestitures Will Be Excluded From the Measurement to Maintain a Definable Goal Over the Three-Year Vesting Period. in Addition, if a Change in Control Occurs Within the Three-Year Vesting Period, Automatic Vesting Would Occur. These Options Are Subject to Approval by the Rsa Security Board of Directors. Restricted Shares

from 8-K ~5 pages Passmark Security, Inc. Indemnification Agreement

from 8-K ~5 pages Non-Competition and Non-Solicitation Agreement

from 8-K 1 page April 24, 2006 Rsa Security Inc. 174 Middlesex Turnpike Bedford, Massachusetts 01730 Attention: Chief Executive Officer This Letter Agreement Is With Reference to the Agreement and Plan of Merger (The “Agreement”), Dated as of April 24, 2006, by and Among Passmark Security, Inc. (“Passmark”), S&C Acquisition Corp., and Rsa Security, Inc. (“Indemnitee”)

from 10-K ~20 pages Ex-10.29 Admt.1, Dated January 20, 2006

from 10-K 1 page Ex-10.12 Fourth Admt. to the 2000 Deferred Comp. Plan

from 10-K ~10 pages Ex-10.3 Form of Restricted Stock Agreement

from 10-K ~5 pages Ex-10.2 Form of Non-Statutory Stock Option Agreement

from 8-K 3 pages 2006 Executive Incentive Compensation Plan Summary

from 8-K ~5 pages Rsa Security Inc. 1994 Employee Stock Purchase Plan

from 10-Q ~10 pages Ex-10.4 Amended and Restated 1998 Non Officer Employee Stock Incentive Plan

from 10-Q ~10 pages Ex-10.1 11th Amendment to Progress Software Agreement

from 8-K 1 page Material contract

from 10-K ~10 pages Ex-10.37 Agreement of Sublease, Dated as of July 27, 2004

from 10-K 1 page Ex-10.23 Letter Agreement, Dated as of December 1, 2004

from 10-K ~10 pages Ex-10.22 Tenth Amendment to Progress Software Application Partner Agreement

from 8-K 1 page Third Amendment to the Rsa Security Inc. Deferred Compensation Plan

from 10-Q ~20 pages Ex-10.2 Sublease Dated March 31 With Iphase Technologies

from 10-Q ~20 pages Ex-10.1 Sublease Dated May 4 2004 With Empirix Inc.

from 10-K ~10 pages Ex-10.30 Sublease Dated 1/2004 (Intersense Inc.)