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

Jan 21, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: NETWORK 1 SECURITY SOLUTIONS INC (NSSI-OTC)
CIK: 0001065078
Period of Report: 2011-01-19

Reporting Person: HOROWITZ COREY M (Director, CEO & Chairman, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-01-19	Common Stock, $.01par value per share	M	10000	$0.68	Acquired	1163085	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-01-19	Option to purchase common stock	$0.68	M	10000	Disposed	2011-01-20	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock, $.01 pare value per share	2042800	Indirect

Footnotes

F1: Represents the exercise by Corey M. Horowitz of non-qualified stock options issued under the Issuer's 1996 Stock Option Plan, as amended.

F2: The shares are owned directly by CMH Capital Management Corp. and indirectly by Corey M. Horowitz. CMH Capital Management Corp. is an entity in which Corey Horowitz is the sole officer, director and shareholder.