What does the vpnagent.exe file do?
The vpnagent.exe process is also known as VPN Agent Service and is a part of Cisco AnyConnect Secure Mobility Client or, as the case may be, Cisco AnyConnect VPN Client. This software is produced by Cisco Systems (www.cisco.com). An outdated or faulty version of vpnagent.exe can cause problems for your computer, ranging from slowness to error messages like these:
- VPN Agent service has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- VPN Agent service has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 11, 10, 7)
- vpnagent.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module vpnagent.exe. Read of address 00000000.
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What you should know about vpnagent.exe VPN Agent service
vpnagent.exe is not part of Windows, but it is important nonetheless. Vpnagent.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 370,872 bytes (11% of all these files), 497,856 bytes as well as 16 other variants.
It is the vpnagent service: Cisco AnyConnect VPN Agent for Windows.
The vpnagent file was developed by a so-called third party provider - and not by Microsoft. This vpnagent.exe process does not have a visible window, and does not appear on the taskbar. The original file has a digital certificate (see its file properties). You may uninstall the related program using Windows Control Panel. The file contains a digital signature from Verisign, a subsidiary of Symantec. Verisign thereby confirms this file's authenticity and integrity.
For this reason, 22% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves vpnagent.exe. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about vpnagent?
The file spreads very slowly and does not often make an appearance. Therefore, feedback from other users is not yet available.
Summary: source: file.net
How to uninstall Cisco AnyConnect Secure Mobility Client or Cisco AnyConnect VPN Client
To remove VPN Agent service from your computer, please follow the manual instructions below.
- Click the Windows Start Button. You can find it in the lower-left corner of the taskbar.
- Type 'uninstall'.
- Click Add or remove programs.
- Now locate Cisco AnyConnect Secure Mobility Client or Cisco AnyConnect VPN Client in the list of displayed applications.
- Click the program, and then click Uninstall.


How to check if vpnagent.exe (VPN Agent service) was uninstalled completely
After uninstalling, restart your computer. Then open Windows Explorer and check if a folder with the software name still exists under C:\Program Files. Also, check the Registry for remnants of VPN Agent service. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: VPN Agent service or the name of the producer. Keep in mind that only a computer professional should delete entries in the Windows Registry directly.
Last but not least
If Windows is not working properly, startup is slow, or vpnagent.exe is causing problems, a good Windows diagnostic tool may help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.
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