What does the accrdsub.exe file do?
The accrdsub.exe process is also known as ActivIdentity card event handler and is a part of ActivClient (Version 6.1 x86, x86). This software is produced by ActivIdentity (www.actividentity.com). An outdated or faulty version of accrdsub.exe can cause problems for your computer, ranging from slowness to error messages like these:
- ActivIdentity card event handler has stopped working. Windows is checking for a solution to the problem... (Windows 11, 10, 7)
- ActivIdentity card event handler 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)
- accrdsub.exe has encountered a problem and needs to close.
- Access violation at address FFFFFFFF in module accrdsub.exe. Read of address 00000000.
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What you should know about accrdsub.exe ActivIdentity card event handler
accrdsub.exe is not part of Windows, but it is important nonetheless. Accrdsub.exe is found in a subdirectory of "C:\Program Files".
Frequently occurring are file sizes such as 293,168 bytes (50% of all these files), 400,936 bytes, 406,568 bytes or, as the case may be, 298,536 bytes.
The file contains a digital signature from Verisign, a subsidiary of Symantec. Verisign thereby confirms this file's authenticity and integrity. The accrdsub file is not part of the Windows operating system. This accrdsub program does not have a visible window, and does not appear on the taskbar. This accrdsub.exe process is initiated as part of Windows start-up (Registry: MACHINE\Run).
The file has a digital signature. This confirms that the producer has been registered with a certificate authority.
For this reason, 24% 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 accrdsub.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 accrdsub?
| accrdsub.exe is a process from ActivIdentity card event handler by ActivIdentity and part of ActivClient. Tom |
Summary: One user considers it harmless. source: file.net
How to uninstall ActivClient
To remove ActivIdentity card event handler 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 ActivClient in the list of displayed applications.
- Click the program, and then click Uninstall.
How to check if accrdsub.exe (ActivIdentity card event handler) 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 ActivIdentity card event handler. To do this, start Regedit, then look under HKEY_LOCAL_MACHINE > Software for: ActivIdentity card event handler 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 accrdsub.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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