Microsoft eyes Visa users with Passport - Tech News - CNET.com "The software giant will strike a partnership Tuesday with security-software maker Arcot Systems, which builds online payment systems for merchants and for banks that issue Visa and MasterCard credit cards. Arcot makes the systems behind Visa's own Verified by Visa program as well as a similar program in development at MasterCard. ... Under the deal, Microsoft and Arcot plan to offer, later this fall, a service that will let banks require computer users to type in their Passport username and password to authenticate Visa or MasterCard credit cards."