Update: Success! My organization’s IT group responded and gave me access to the most up to date version of Cisco AnyConnect, which they had not yet tested/deployed generally. This time I was able to allow the extension and I’m no longer getting the a...
Thank you! I had uninstalled the version I had and installed the latest version from my University's website, but I will make sure I have that version and report back.
I am having the same issue. Since upgrading to Big Sur, when I startup my Mac, I get a message that the Cisco System Extension is blocked and I need to enable the system extension, but there is no allow button. I tried updating Cisco AnyConnect, ev...