Business Sparkasse S-ID-Check App Ending: Switch to S-pushTAN Now by Marcus Liu - Business Editor May 9, 2026 by Marcus Liu - Business Editor May 9, 2026 Sparkasse Mandates S-pushTAN Migration: S-ID-Check App to Shut Down by Year-End 2026 If you rely on a Sparkassen credit card for online shopping, your current authentication method has an expiration … 0 FacebookTwitterPinterestEmail