Cardos Api V5.5 Download [updated] May 2026
CardOS API V5.5: Secure Middleware for Smart Card Integration CardOS API V5.5 is a licensed cryptographic middleware developed by
- Operating System: Windows 10 or later, macOS High Sierra or later
- Programming Language: Java, Python, or C++
- Device: Cardo Freecom or Cardo Scala rider
Use Cases: System login, ePassport support (ICAO), and secure digital signatures. Cardos Api V5.5 Download
CardOS API V5.5 is a professional smart card middleware developed by Eviden (an Atos business) used for digital signatures, data encryption, and secure network logon. 🚀 How to Access CardOS API V5.5 CardOS API V5
eID Support: Features support for ePassport and eID functionalities according to ICAO Doc 9303 and BSI TR-03110. Operating System: Windows 10 or later, macOS High
: Many organizations that use CardOS for employee ID cards provide the installer through their internal IT service portals. Documentation : Official packages include the CardOS API - Viewer , PIN management utilities, and comprehensive User and Installation Guides System Requirements Disk Space : Requires approximately 40 MB of free space.
Version 5.5 introduces several refinements over previous iterations:
- CardOS (Siemens/Atos/MCS) – The dominant enterprise smart card operating system used in PKI, eID, healthcare, and government. Versions 5.x (specifically 5.0, 5.1, 5.3, 5.5) were released between 2015 and 2020.
- CardOS API (OpenSC fork) – An obscure, unmaintained library from the early 2010s with no official V5.5.
Headline: Secure Your Infrastructure with Atos CardOS API V5.5