Oracle Loses Protest of Pentagon Cloud Bid Seen Favoring Amazon

Oracle Corp. lost a challenge to the Pentagon’s $10 billion cloud contract, as the Government Accountability Office dismissed its argument that the winner-take-all contest violates federal procurement standards and unfairly favors Amazon.com Inc.

The GAO decision issued Nov. 14 deals a blow to Oracle’s push to expand its federal defense contracts, leaving the tech company with fewer options to improve its chances of winning the award. It also frees the Pentagon to pursue the single-source solution it has opted for all along.

“The Defense Department’s decision to pursue a single-award approach to obtain these cloud services is consistent with applicable...