| Valstybės Saugumo Departamentas | |
 Patria et veritas ("Homeland and Truth") | |
 VSD headquarters (Pilaitė, Vilnius) | |
| Agency overview | |
|---|---|
| Formed | 27 October 1918 (restored 26 March 1990) |
| Jurisdiction | Government of Lithuania |
| Headquarters | Pilaitė ave. 19, LT-06264 Vilnius, Lithuania |
| Employees | Classified |
| Annual budget | Classified |
| Website | vsd.lt |
The State Security Department or VSD (Lithuanian: Valstybės saugumo departamentas) is a Lithuanian intelligence agency which collects information on threats to national security and works to eliminate those threats. The VSD also conducts counterintelligence, protects state secrets and classified information, and vets certain applicants for residence permits or entry to Lithuania.