The strategic landscape of energy and maritime security is tightening rather than simply shifting, with the European Union advancing toward its next round of sanctions enforcement. At the center of this effort is the growing focus on the so-called “shadow fleet”—a dispersed network of aging, lightly regulated tankers used to bypass oil price caps and sanctions regimes. European officials, including Kaja Kallas, have signaled that disrupting these networks is now a priority, not as a new doctrine, but as an overdue escalation in enforcement.