Overview

• Sparkasse fixed a technical error in its S-pushTAN app by the afternoon of June 1, enabling customers to resume online transactions.
• Repeated failed authorisations during the outage led to temporary account lockouts, prompting some users to contact branches or hotlines for reactivation.
• Cybercriminals seized on the disruption with phishing SMS directing victims to fake update sites designed to steal login credentials.
• Deutsche Bank will shut down its ‘Persönlicher Safe’ and ‘Passwort-Safe’ online storage services on June 30, 2025, urging clients to back up documents and passwords before the deadline.
• Starting August 2025, Deutsche Bank will replace mobileTAN SMS authentication with a photoTAN system that uses QR-code scanning to generate transaction numbers.