Exhibit 3.1

CERTIFICATE OF AMENDMENT

TO

THIRD AMENDED AND RESTATED CERTIFICATE OF INCORPORATION

OF

POSITIVEID CORPORATION

PositiveID Corporation, a corporation organized and existing under and by virtue of the Delaware General Corporation Law, through its duly authorized officer and by authority of its Board of Directors, does hereby certify that:

1. The name of the corporation (hereinafter called the “Corporation”) is PositiveID Corporation. The date of filing of the Corporation’s original Certificate of Incorporation with the Secretary of State of the State of Delaware was November 29, 2001.

2. The Board of Directors of the Corporation duly adopted a resolution setting forth a proposed amendment (the “Certificate of Amendment”) to the Third Amended and Restated Certificate of Incorporation (the “Certificate of Incorporation”), declaring said amendment to be advisable and directing that said amendment be submitted to the stockholders of the Corporation for consideration thereof. The resolution setting forth the proposed amendment is as follows:

RESOLVED, that the Certificate of Incorporation be amended by changing the first paragraph of Article numbered “IV” so that, as amended, said Article IV first paragraph shall be and read as follows:

“The total number of shares of all classes of capital stock which the Corporation is authorized to issue is 20,000,000,000 shares, consisting of 19,995,000,000 shares of common stock, par value $0.0001 per share (the “Common Stock”), and 5,000,000 shares of preferred stock (the “Preferred Stock”), 2,500 of which are designated as Series I Convertible Preferred Stock, par value $0.001 per share, 3,000 of which are designated as Series II Convertible Preferred Stock, par value $0.001 per share, and 1,700 of which are designated as Series J Convertible Preferred Stock, par value $0.001 per share.”

3. The Certificate of Amendment has been duly adopted by the corporation’s Board of Directors and by the stockholders in accordance with Section 242 of the Delaware General Corporation Law, with the approval of the corporation’s stockholders having been given by written consent without a meeting in accordance with Section 228 of the Delaware General Corporation Law.

4. The foregoing Certificate of Amendment was duly adopted in accordance with the provisions of Section 242 of the Delaware General Corporation Law.

NOW, THEREFORE, the Corporation has caused this Certificate of Amendment to be signed this 30th day of January, 2017.