What is SWIFT and how is it being used against Russia?

The West has pledged to remove some Russian banks from SWIFT, a messaging service that connects financial institutions around the world, as part of a barrage of sanctions designed to limit Moscow’s ability to pay for its war in Ukraine.The West has pledged to remove some Russian banks from SWIFT, a messaging service that connects financial institutions around the world, as part of a barrage of sanctions designed to limit Moscow’s ability to pay for its war in Ukraine.