Cisco AnyConnect VPN is available for download via the Related Downloads box to the right on this page, or you can install it from the Windows Software Center. Managed Computer (On MESA) Unmanaged Computer (Not on MESA) If Your Computer is on MESA. Download Cisco AnyConnect Offline Installer for Windows, Linux & Mac (Secure Mobility Client 4.5) As you’ve learned earlier, the application is available for a variety of Operating Systems such as Windows, Mac OS X, Linux, etc. If you wish to get it, here are the direct download links to Download Cisco AnyConnect Secure Mobility.