Looking to understand as my university tech support is slow to respond at best Running MacOS High Sierra (10.13.1)on MacBook Pro.Cisco Anyconnect v.3.1x worked perfectly until a couple of weeks ago.No longer working I start the app, see that VPN adapter is being loaded. Connect with my universi. Hello, I Have been receiving a 'Posture Assessment Failed: Hostscan Initialize error' when running Cisco AnyConnect on OS X Sierra OS X Version: 10.12.2 AnyConnect Version: 4.2.01035 The following relevant logs can be found in /var/log/system.log: Jan 18 14:12:52 user acvpnui2630: Function: do.

Due to new security features in macOS High Sierra, 10.13, users will have to approve the Cisco System Extension before the software will be fully functional.

Additional information about how kernel extensions are managed can be found on Apple's website:

During the upgrade process, you will get a System Extension Blocked pop-up message. Click on Open Security Preferences:

This will open the Security & Privacy window. At the bottom, you will see the 'System software from developer 'Cisco' was blocked from loading message. Click on 'Allow.'

After you click Allow, this will permit the extension, and the software will continue to install.

Due to new security features in macOS High Sierra, 10.13, users will have to approve the Cisco System Extension before the software will be fully functional.

Additional information about how kernel extensions are managed can be found on Apple's website:

During the upgrade process, you will get a System Extension Blocked pop-up message. Click on Open Security Preferences:

This will open the Security & Privacy window. At the bottom, you will see the 'System software from developer 'Cisco' was blocked from loading message. Click on 'Allow.'

Cisco Anyconnect Mac Os Download

After you click Allow, this will permit the extension, and the software will continue to install.