<PAGE>

                                                                    EXHIBIT 99.1

    CERTIFICATIONS OF CO-CHIEF EXECUTIVE OFFICERS AND CHIEF FINANCIAL OFFICER
                       PURSUANT TO 18 U.S.C. SECTION 1350,
                             AS ADOPTED PURSUANT TO
                  SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

         In connection with amendment no. 1 to the annual report on Form 10-K of
SSP Solutions, Inc. (the "Company") for the year ended December 31, 2002 (the
"Report"), the undersigned hereby certifies in his capacity as Co-Chief
Executive Officer of the Company, pursuant to 18 U.S.C. section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

         1. the Report fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934, as amended; and

         2. the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: April 25, 2003                         By: /s/ MARVIN J. WINKLER
                                                  ------------------------------
                                                      Marvin J. Winkler,
                                                      Co-Chief Executive Officer

         A signed original of this written statement required by Section 906 has
been provided to the Company and will be retained by the Company and furnished
to the Securities and Exchange Commission or its staff upon request.

                                -----------------

         In connection with amendment no. 1 to the annual report on Form 10-K of
SSP Solutions, Inc. (the "Company") for the year ended December 31, 2002 (the
"Report"), the undersigned hereby certifies in his capacity as Co-Chief
Executive Officer of the Company, pursuant to 18 U.S.C. section 1350, as adopted
pursuant to Section 906 of the Sarbanes-Oxley Act of 2002, that:

         1. the Report fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934, as amended; and

         2. the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: April 25, 2003                         By: /s/ KRIS SHAH
                                                  ------------------------------
                                                      Kris Shah,
                                                      Co-Chief Executive Officer

         A signed original of this written statement required by Section 906 has
been provided to the Company and will be retained by the Company and furnished
to the Securities and Exchange Commission or its staff upon request.

                                -----------------





<PAGE>

         In connection with amendment no. 1 to the annual report on Form 10-K of
SSP Solutions, Inc. (the "Company") for the year ended December 31, 2002 (the
"Report"), the undersigned hereby certifies in his capacity as Chief Financial
Officer of the Company, pursuant to 18 U.S.C. section 1350, as adopted pursuant
to Section 906 of the Sarbanes-Oxley Act of 2002, that:

         1. the Report fully complies with the requirements of Section 13(a) or
15(d) of the Securities Exchange Act of 1934, as amended; and

         2. the information contained in the Report fairly presents, in all
material respects, the financial condition and results of operations of the
Company.

Dated: April 25, 2003                         By: /s/ THOMAS E. SCHIFF
                                                  ------------------------------
                                                      Thomas E. Schiff,
                                                      Chief Financial Officer

         A signed original of this written statement required by Section 906 has
been provided to the Company and will be retained by the Company and furnished
to the Securities and Exchange Commission or its staff upon request.