Swallowtail: Russian Espionage Group Targets Defense Firms in Two NATO Countries

Reported 20 Oct 2026 by otx · Severity: medium

Russian espionage group Swallowtail targeted organizations across two NATO member states, including a law enforcement agency, naval shipbuilder, and military aircraft engine manufacturer. During a two-month intrusion at the naval shipbuilder, attackers deployed the Hookedge backd