ActivID ActivClient 8.4 Release Notes

This page provides the latest information about the ActivID ActivClient.

What's New in ActivClient 8.4

This version provides the following improvements with respect to the previous version:

  • Support for Windows Server 2025
  • Support for YubiKey 5.7
  • Support for PIV-compatible devices missing a Card Capability Container (CCC), e.g. YubiKey tokens personalized with Yubico Manager

  • Improved compatibility with cards with invalid VCI configuration (Case #00008346)
  • Automatic installation of root code signing CA certificate (Case #03652656)
  • Fixed issuance of ECC Card Authentication Keys (CAK) on Crescendo 2300 FIPS cards
Note: Microsoft Windows Server, including Server Core (Datacenter edition), is now fully supported. See Operating Systems for more details.

Limitations and Known Issues

This section describes issues known by HID Global as of the release date, but which have not been addressed in the current product version. When possible, fixes and workarounds are suggested. This section also describes known limitations of this release.

Following features are temporarily unavailable or limited in ActivClient 8.4 and will be restored in later versions:

  • Windows logon with VCI-enabled cards that require Pairing Code is not possible when using Windows 10 version 22H2 and subsequent releases – normal use is unaffected and available