What is ssoftnt4?

Ssoftnt4.sys is a Windows driver. A driver is a small software program that allows your computer to communicate with hardware or connected devices. This means that a driver has direct access to the internals of the operating system, hardware etc. The free file information forum can help you determine if ssoftnt4.sys is a Windows system file or if it belongs to an application that you can trust.

Run a free scan to check for ssoftnt4 drivers in need of updating

Ssoftnt4.sys file information

The process known as Cryptainer Driver belongs to software ssoftnt4 or Cryptainer PE by Cypherix Software (India) Pvt. (

Description: Ssoftnt4.sys is not essential for Windows and will often cause problems. Ssoftnt4.sys is located in the C:\Windows\System32\drivers folder. Known file sizes on Windows 10/8/7/XP are 114,944 bytes (83% of all occurrences) or 99,608 bytes. 
The driver can be started or stopped from Services in the Control Panel or by other programs. The program is not visible. There is no detailed description of this service. Ssoftnt4.sys is not a Windows system file. There is no information about the author of the file. ssoftnt4.sys appears to be a compressed file. Therefore the technical security rating is 46% dangerous, however you should also read the user reviews.

Uninstalling this variant: If problems with Cryptainer PE come up, you can uninstall it from your computer using the Control Panel applet Uninstall a Program, visit the support page or check if there is a newer version available.

Recommended: Identify ssoftnt4.sys related errors

Important: Some malware camouflages itself as ssoftnt4.sys. Therefore, you should check the ssoftnt4.sys 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

I think it may be a part of Cryptainer software because it showed up as a shared file on uninstall. Was having frequent redirected search links until I uninstalled Cryptainer
The process belongs to the software Cryptainer LE
  Franco   (further information)
ssoftnt4.sys is located in the folder C:\Windows\System32\drivers. The file size on Windows XP is 114944 bytes. The driver can be started or stopped from Services in the Control Panel or by other programs. Program has no file description. The program is not visible. The service has no detailed description. It is not a Windows core file. ssoftnt4.sys seems to be a compressed file. Therefor can be dangerous

Summary: Average user rating of ssoftnt4.sys: based on 3 votes with 3 user comments. One user thinks ssoftnt4.sys is essential for Windows or an installed application. 2 users suspect danger.

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Best practices for resolving ssoftnt4 issues

A clean and tidy computer is the key requirement for avoiding problems with ssoftnt4. 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 ssoftnt4.sys 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

ssoftnt4.sys [all]