A devastating breach at the heart of Ukrainian security has left the nation reeling as Colonel Dmytro Kozyura, a former senior intelligence official, is sentenced to life imprisonment for high treason. The convicted spy had been secretly feeding classified information to Russia's FSB, potentially compromising Ukraine's military capabilities and leadership in the ongoing conflict.
Prosecutors detailed that Colonel Kozyura had agreed to disclose sensitive state secrets in exchange for financial compensation, with Russian handlers seeking intelligence on Ukraine's military deployment and infrastructure. The operation, codenamed "rat," uncovered his use of a safehouse in Kyiv to communicate with FSB officials, who were reportedly based in Vienna, where he was recruited in 2018.
The Security Service of Ukraine (SBU) alleged that Kozyura was tasked with gathering and sharing intelligence on Russian armed forces' movements, as well as information regarding Ukraine's weaponry and leadership. His activities also included monitoring SBU command posts and reporting casualty figures for soldiers and civilians following Russian strikes. The SBU claimed to have extensively monitored Kozyura before his arrest in February 2025.
Prosecutor General Ruslan Kravchenko deemed Kozyura's betrayal a grave offence, deserving the harshest punishment due to his career as a counter-terrorism officer and access to state secrets. Ukraine has intensified efforts to uncover Russian agents since the invasion began in February 2022, with numerous operations announced.
The Shevchenkivskyy District Court found Kozyura guilty of high treason under martial law and the illegal handling of sensitive materials. As Ukraine navigates this complex conflict, the nation must now reassess its internal security measures to prevent such breaches in the future.