Transocean Ltd., the world’s largest offshore rig contractor, is being linked for the first time to the corruption probe of Petroleo Brasileiro SA, the state-owned energy giant at the center of Brazil’s biggest corporate scandal. A former executive at Brazil’s state-run oil company has testified to receiving what he says were payments made by someone claiming to be a Transocean agent in exchange for a rig-operation contract from Petrobras. “Transocean has a long-standing commitment to and upholds the highest standards for corporate ethics and compliance,” the company said in an e-mailed response. “Our employees — and everyone conducting business on our behalf — are required to adhere to our high standards for integrity, honesty, financial discipline and legal and regulatory compliance.” As a result of the probe into the alleged pay-to-play scheme, known as Carwash, Petrobras has temporarily blocked more than 20 suppliers from future work with the oil […]