STET-CORE

The STET-CORE system is a French interbank automated clearing house. STET SA, whose name refers to Systèmes Technologiques d'Echange et de Traitement (lit.'Exchange and Processing Technological Systems'), is the system's operating company, based in Paris La Défense. CORE, whose name refers to COmpensation REtail (compensation being French for clearing), is the main platform developed by STET SA.

The CORE platform supports the CORE(FR) clearing service for French banks, which in 2014 has been designated as a Systemically Important Payment System at the European level. CORE also supports other systems such as CEC (Centre for Exchange and Clearing, French: Centre d'Échange et de Compensation) in Belgium.:148 CORE is the largest European retail payment system by volume and value. STET has also developed a pan-European platform for instant payments named SEPA.EU.