Redut
Redut (Russian: ЧВК «Редут», romanized: ChVK «Redut»), also known as Redoubt, Redut-Antiterror, Redut Security or Centre R, formerly known as "Shield", is a registered Russian Private Military Company (PMC) that is a part of the "Antiterror-family", a group of PMCs that protect commercial operations of Russian companies. It is currently deployed by Russia in the Russian invasion of Ukraine.