Nukkleus (NUKKW) S-1/A IPO registration (amended)

Exhibit 23.1

INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM’S CONSENT

We consent to the inclusion in this Registration Statement of Brilliant Acquisition Corporation on Amendment No. 1 to Form S-1, File No. 333-237153, of our report dated March 13, 2020, which includes an explanatory paragraph as to the Company’s ability to continue as a going concern, with respect to our audit of the financial statements of Brilliant Acquisition Corporation as ofDecember 31, 2019 and for the period from May 24, 2019 (inception) through December 31, 2019, which report appears in the Prospectus, which is part of this Registration Statement. We also consent to the reference to our Firm under the heading “Experts” in such Prospectus.

/s/ Marcum LLP

MarcumLLP

New York, NY

June 5, 2020