CyberSource (CYBS)

General Information

     Our Board of Directors solicits your proxy for our Annual Meeting of Stockholders to be held on May 13, 2009 at 10:00 a.m. Pacific Daylight Time, at our headquarters, 1295 Charleston Road, Mountain View, California 94043, and at any adjournments or postponements of the meeting, for the purposes set forth in the “Notice of Annual Meeting of Stockholders.” The shares represented by the proxies received, properly marked, dated, executed and not revoked will be voted at the Annual Meeting. We will begin mailing this proxy statement and the accompanying proxy card to our stockholders on or about March 30, 2009.

General Information

     This Proxy Statement is furnished to the stockholders of CyberSource Corporation, a Delaware corporation (the “Company” or “CyberSource”), in connection with the solicitation by the Board of Directors of the Company (the “Board”) of proxies in the accompanying form for use in voting at the Annual Meeting of Stockholders of the Company and any adjournment or postponement thereof (the “Annual Meeting”). The Annual Meeting is to be held on Wednesday, May 14, 2008, at 10:00 a.m., Pacific Daylight Time, at the Company’s headquarters, 1295 Charleston Road, Mountain View, California 94043. The shares represented by the proxies received, properly marked, dated, executed and not revoked will be voted at the Annual Meeting.

General Information

     This Proxy Statement is furnished to the stockholders of CyberSource Corporation, a Delaware corporation (the “Company” or “CyberSource”), in connection with the solicitation by the Board of Directors of the Company (the “Board”) of proxies in the accompanying form for use in voting at the Annual Meeting of Stockholders of the Company and any adjournment or postponement thereof (the “Annual Meeting”). The Annual Meeting is to be held on Thursday, May 17, 2007, at 10:00 a.m., Pacific Daylight Time, at the Company’s headquarters, 1295 Charleston Road, Mountain View, California 94043. The shares represented by the proxies received, properly marked, dated, executed and not revoked will be voted at the Annual Meeting.

General Information

This Proxy Statement is furnished to the stockholders of CyberSource Corporation, a Delaware corporation (the “Company” or “CyberSource”), in connection with the solicitation by the Board of Directors of the Company (the “Board of Directors or Board”) of proxies in the accompanying form for use in voting at the annual meeting of stockholders of the Company and any adjournment or postponement thereof (the “Annual Meeting”). The Annual Meeting is to be held on Wednesday, May 10, 2006, at 10:00 a.m., Pacific Daylight Time, at the Company’s headquarters, 1295 Charleston Road, Mountain View, California 94043. The shares represented by the proxies received, properly marked, dated, executed and not revoked will be voted at the Annual Meeting.

General Information

This Proxy Statement is furnished to the stockholders of CyberSource Corporation, a Delaware corporation (the “Company” or “CyberSource”), in connection with the solicitation by the Board of Directors of the Company (the “Board”) of proxies in the accompanying form for use in voting at the annual meeting of stockholders of the Company and any adjournment or postponement thereof (the “Annual Meeting”). The Annual Meeting is to be held on Thursday, May 12, 2005, at 10:00 a.m., Pacific Daylight Time, at the Company’s headquarters, 1295 Charleston Road, Mountain View, California 94043. The shares represented by the proxies received, properly marked, dated, executed and not revoked will be voted at the Annual Meeting.