VeriSign (VRSN)

EXTENSION OF EXERCISABILITY

Extended exercisability terms applicable to all former employees:

1) If the period to exercise the participant’s stock options upon termination of employment has expired prior to the expiration of the suspension by the Company of stock option exercises by its employees, officers and directors under the Company’s stock option plans, which suspension began at 2:30 p.m. Pacific Time on August 9, 2006 (the “Restriction”), then such participant’s period to exercise his/her stock options upon termination of employment as set forth in the Company’s stock option plans, including the 2006 Equity Incentive Plan, 1998 Directors Stock Option Plan, 1998 Equity Incentive Plan and 2001 Stock Incentive Plan, as amended, and any assumed options under any other stock option or equity plans of acquired companies (collectively, the “Plans”), is extended by an additional thirty (30) days after the date the Restriction expires.

2) If the period remaining to exercise the participant’s stock options upon termination of employment is less than thirty (30) days after the Restriction expires, then such participant’s period to exercise his/her stock options upon termination of employment as set forth in the Plans is extended by an additional thirty (30) days minus the days remaining to exercise his/her stock options after the date the Restriction expires.

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