Exhibit 32.1

                    CERTIFICATION OF CHIEF EXECUTIVE OFFICER

      Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002, the undersigned officer of ViaSat, Inc. (the
"Company") hereby certifies, to such officer's knowledge, that:

            (a)   the accompanying Annual Report on Form 10-K/A of the Company
      for the fiscal year ended April 2, 2004 (the "Report") fully complies with
      the requirements of Section 13(a) or Section 15(d), as applicable, of the
      Securities Exchange Act of 1934, as amended; and

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


      Dated: June 28, 2004                  /S/ Mark D. Dankberg
                                            --------------------
                                            Mark D. Dankberg
                                            Chief Executive Officer

                    CERTIFICATION OF CHIEF FINANCIAL OFFICER

      Pursuant to 18 U.S.C. Section 1350, as adopted pursuant to Section 906 of
the Sarbanes-Oxley Act of 2002, the undersigned officer of ViaSat, Inc. (the
"Company") hereby certifies, to such officer's knowledge, that:

            (a)   the accompanying Annual Report on Form 10-K/A of the Company
      for the fiscal year ended April 2, 2004 (the "Report") fully complies with
      the requirements of Section 13(a) or Section 15(d), as applicable, of the
      Securities Exchange Act of 1934, as amended; and

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


Dated: June 28, 2004                        /S/ Ronald G. Wangerin
                                            ----------------------
                                            Ronald G. Wangerin
                                            Chief Financial Officer

The foregoing certifications are being furnished solely to accompany the Report
pursuant to 18 U.S.C. Section 1350, and are not being filed for purposes of
Section 18 of the Securities Exchange Act of 1934, as amended, and are not to be
incorporated by reference into any filing of the Company, whether made before or
after the date hereof, regardless of any general incorporation language in such
filing.

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.