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Release note Personal Desktop Client 5.7.1

Version: 5.7.1

Release Date: 2021-08-23


Nexus Personal Desktop Client 5.7.1 has been released today.

Detailed feature list


Jira ticket noDescription

Mobile middleware support

CardOS 5.3 Secure Messaging profile for compatibility with mobile middleware functionality of Smart ID Mobile App.


More algorithms supported for CryptoTokenKit 

CryptoTokenKit (CTK) now supports and advertises more algorithms if offered by the card.

Corrected bugs

Jira ticket noDescription

Key usage on cards using specific custom profiles could be incorrect. This has been fixed. 


  • Support for the new Cosmo V7 and Cosmo V8.2 cards on macOS is limited to PKCS#11.
  • The browse dialog for soft token import does not work on macOS Catalina. Instead, manually enter the full path to the soft token and click Import. For more information, see Personal Desktop Client user's guide.
  • Windows 7 is supported only under extended contract. Contact Nexus for further information.


Contact Information

For information regarding support, training and other services in your area, please visit our website at


Nexus offers maintenance and support services for Nexus Personal Desktop Client to customers and partners. For more information, please refer to the Nexus Technical Support at, or contact your local sales representative.

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