NETWORK-1 TECHNOLOGIES, INC. — Director's Dealing 2011

May 24, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NETWORK 1 SECURITY SOLUTIONS INC (NSSI-OTC)
CIK: 0001065078
Period of Report: 2011-05-20

Reporting Person: KAHN DAVID C (Chief Financial Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-05-20	Option to purchase common stock	$0.68	J	75000	Disposed	2014-12-20	Common Stock (75000)	Direct

Footnotes

F1: The expiration date of the previously issued option was extended for three years to December 20, 2014 by the Board of Directors on May 20, 2011.