What is accoca.exe?

The .exe extension on a filename indicates an executable file. Executable files may, in some cases, harm your computer. Therefore, please read below to decide for yourself whether the accoca.exe on your computer is a Trojan that you should remove, or whether it is a file belonging to the Windows operating system or to a trusted application.

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Accoca.exe file information

Windows Task Manager with accoca
Accoca.exe process in Windows Task Manager

The process known as ActivIdentity Cache Server belongs to software ActivClient Services or ActivClient CAC (version 6.1 AFR) by ActivIdentity (

Description: Accoca.exe is not essential for the Windows OS and causes relatively few problems. Accoca.exe is located in a subfolder of "C:\Program Files (x86)"—generally C:\Program Files (x86)\ActivIdentity\ActivClient\. Known file sizes on Windows 10/8/7/XP are 182,576 bytes (41% of all occurrences), 185,896 bytes, 241,456 bytes or 198,184 bytes. 
The program is not visible. The file is not a Windows core file. Accoca.exe is a Verisign signed file. The accoca.exe file is certified by a trustworthy company. The process can be removed using the Control Panel's Add\Remove programs applet. Therefore the technical security rating is 20% dangerous, but you should also take into account the user reviews.

Uninstalling this variant: If there are any problems with accoca.exe, you could go to the software publisher,, for advice or uninstall ActivClient 6.1 x86 or ActivClient 6.1 x64 from your computer using the Control Panel applet Uninstall a Program.

Recommended: Identify accoca.exe related errors

Important: Some malware camouflages itself as accoca.exe, particularly when located in the C:\Windows or C:\Windows\System32 folder. Therefore, you should check the accoca.exe process on your PC to see if it is a threat. We recommend Security Task Manager for verifying your computer's security. This was one of the Top Download Picks of The Washington Post and PC World.


User Comments

accoca.exe is a process from ActivCard Cache Server by ActivCard and part of ActivCard Gold.
For USB Card Reader Software - Don't know if needed or not.

Summary: Average user rating of accoca.exe: based on 1 vote with 2 user comments. One user thinks it's probably harmless. One user is not sure about it.

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Best practices for resolving accoca issues

A clean and tidy computer is the key requirement for avoiding problems with accoca. This means running a scan for malware, cleaning your hard drive using 1cleanmgr and 2sfc /scannow, 3uninstalling programs that you no longer need, checking for Autostart programs (using 4msconfig) and enabling Windows' 5Automatic Update. Always remember to perform periodic backups, or at least to set restore points.

Should you experience an actual problem, try to recall the last thing you did, or the last thing you installed before the problem appeared for the first time. Use the 6resmon command to identify the processes that are causing your problem. Even for serious problems, rather than reinstalling Windows, you are better off repairing of your installation or, for Windows 8 and later versions, executing the 7DISM.exe /Online /Cleanup-image /Restorehealth command. This allows you to repair the operating system without losing data.

To help you analyze the accoca.exe process on your computer, the following programs have proven to be helpful: ASecurity Task Manager displays all running Windows tasks, including embedded hidden processes, such as keyboard and browser monitoring or Autostart entries. A unique security risk rating indicates the likelihood of the process being potential spyware, malware or a Trojan. BMalwarebytes Anti-Malware detects and removes sleeping spyware, adware, Trojans, keyloggers, malware and trackers from your hard drive.

Other processes

accoca.exe [all]