CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Board of Directors
Network-1 Technologies, Inc.
We hereby consent to the incorporation by reference in the Registration Statements on Form S-8 Nos. 333-140622, 333-162460, 333-186612, 333-192811 and 333-193704 and on Form S-3 No. 33-190719 of Network-1 Technologies, Inc. and subsidiary of our report dated March 20, 2017, with respect to the consolidated financial statements included in this Annual Report on Form 10-K.
/s/ FRIEDMAN LLP
March 20, 2017