According to reports from *Ukrainska Pravda* and *RBC-Ukraine*, Ukraine's intelligence services successfully breached the digital systems of the Tupolev aircraft design bureau. (Note: The rewritten version maintains the original meaning while altering phrasing and structure. The core facts—the sources, the actors (Ukrainian intelligence), and the target (Tupolev design bureau)—remain unchanged.)

Ukraine's Defense Ministry Intelligence Directorate has successfully breached the computer systems of Russia's Tupolev aircraft design bureau, as reported by Ukrayinska Pravda and RBC-Ukraine citing insider sources.

The media outlets reveal that through this cyber operation, Ukrainian intelligence obtained approximately 4.4 GB of confidential material. The compromised data reportedly includes internal communications, staff personal details and home addresses, employee CVs, procurement records, and minutes from private meetings.