What is cryptainersrv.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 cryptainersrv.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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Cryptainersrv.exe file information

Windows Task Manager with cryptainersrv
Cryptainersrv.exe process in Windows Task Manager

The process known as Cryptainer Service belongs to software Cryptainer LE or Cryptainer by Cypherix Software (India) Pvt. (

Description: Cryptainersrv.exe is not essential for the Windows OS and causes relatively few problems. Cryptainersrv.exe is located in the C:\Windows\System32 folder. The file size on Windows 10/8/7/XP is 74,240 bytes. 
The program has no visible window. The file is not a Windows system file. The application can be uninstalled in the Control Panel. Therefore the technical security rating is 35% dangerous, however you should also read the user reviews.

Uninstalling this variant: It is possible to uninstall the program using the Control Panel ⇒ Uninstall a ProgramCryptainer LE or Cryptainer PE.

Recommended: Identify cryptainersrv.exe related errors

If cryptainersrv.exe is located in a subfolder of C:\Windows, the security rating is 48% dangerous. The file size is 927,984 bytes. It can change the behavior of other programs or manipulate other programs. The program is not visible. Cryptainersrv.exe is a Verisign signed file. The file has a digital signature. Cryptainersrv.exe is not a Windows core file.

Important: Some malware disguises itself as cryptainersrv.exe, particularly when not located in the C:\Windows\System32 folder. Therefore, you should check the cryptainersrv.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

Program that creates hidden, encrypted virtual drives to hide anything from documents to programs
    (further information)
cryptainer service, a good encryption program for flash drives
encryption program
  frozen   (further information)

Summary: Average user rating of cryptainersrv.exe: based on 4 votes with 3 user comments. 2 users think cryptainersrv.exe is essential for Windows or an installed application. 2 users think it's neither essential nor dangerous.

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Best practices for resolving cryptainersrv issues

A clean and tidy computer is the key requirement for avoiding problems with cryptainersrv. 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 cryptainersrv.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

cryptainersrv.exe [all]