Wultra develops post-quantum authentication solutions for banks and fintech companies. The company's flagship product, PowerAuth, provides mobile and digital authentication capabilities designed to secure financial applications and transactions. Their technology focuses on cryptographic authentication methods that are resistant to quantum computing threats. The company offers multiple authentication form factors including mobile app-based authentication, hardware tokens (their Talisman device), and software development kits for integration into banking applications. Their solutions support various use cases such as transaction signing, login authentication, and secure access to financial services. Wultra serves over 70 clients across more than 25 countries, with customers including major banks like Raiffeisen Bank, ČSOB, OTP Bank, and various fintech companies. The company maintains an open-source approach to their software and documentation, emphasizing transparency in their business practices. The company was founded by Petr Dvorak, who holds two patents in digital security and co-authored the Czech QR Platba payment standard. Wultra is headquartered in Prague, Czech Republic, with an additional office in Singapore. The company has been ISO 27001 certified since 2019 and was recognized in the Gartner Hype Cycle for Digital Identity in 2025. In January 2025, Wultra secured €3 million in funding to further develop their post-quantum security solutions for financial institutions.