Exhibit 14

            Consent of Independent Registered Public Accounting Firm

We consent to the references to our firm under the captions "Representations and
Warranties" in Section 4.1 (i) of Appendix A and "The Acquired Fund's Financial
Highlights" in Appendix E to the Proxy Statement/Prospectus of Rydex Series
Funds relating to the reorganization of Security Cash Fund into U.S. Government
Money Market Fund, a series of Rydex Series Fund, and to the incorporation by
reference of our report dated February 25, 2009, with respect to the financial
statements and financial highlights of the Security Cash Fund in this
Registration Statement (Form N-14), filed with the Securities and Exchange
Commission.

                                                           /s/ Ernst & Young LLP

Kansas City, Missouri
March 24, 2009


   CONSENT OF ERNST & YOUNG LLP, INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the reference to our firm in Appendix A to the Proxy
Statement/Prospectus with respect to the U.S. Government Money Market Fund of
Rydex Series Funds, and to the incorporation by reference in this Registration
Statement (Form N-14) of Rydex Series Funds of our report on the U.S. Government
Money Market Fund dated May 29, 2008, included in the 2008 Annual Report to
shareholders.

/s/ ERNST & YOUNG LLP

McLean, Virginia
March 25, 2009