The story
Transliteration of Russian СПФС (SPFS), acronym of Систе́ма переда́чи фина́нсовых сообще́ний (Sistéma peredáči finánsovyx soobščénij).
Etymology from Wiktionary, CC BY-SA 4.0.
SPFs
Today it means: System for Transfer of Financial Messages, Russia's alternative solution to SWIFT. Full definition →