Three Indian oil companies plan to avoid Iranian blacklisted ships, raising security concerns amid escalating tensions in the Strait of Hormuz.

Iran has blacklisted dozens of tankers using the Strait of Hormuz and threatened wider penalties as the United States prepares a major new sanctions offensive against Tehran.

Iran's new Persian Gulf Strait Authority blacklists 45 tankers including vessels from Bahri, ADNOC, and Navig8, raising supply disruption risks