InfoWorld reports that a small software development company this week disclosed that it will soon offer prebuilt versions of Microsoft Corp.'s Passport Internet-based authentication technology for the Unix and Linux operating systems.

"The news follows an announcement Thursday from Microsoft that it would share some of the source code for its single sign-on service. The Redmond, Washington, software maker said that it would make available in November the code to the Passport Manager -- software that links a Web site or a software application to Microsoft's Passport service, which allows users to log on to multiple Web-applications using a single password."

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