9 Fixes For Service Host Cryptographic Services High Disk & CPU Usage

Have you seen Service Host Cryptographic Services’ high disk usage in Windows 10 & 11 and want to know, What are service host cryptographic services? Are they viruses or something else? Well, they are the services responsible for high disk, memory, and CPU usages in your computer, and to disable there is a solution that we discussed in this article.

The svchost.exe service host cryptographic services are needed for many important functions of the Windows Operating System but sometimes they eat too many resources and catch the attention of users for malicious behaviors. It is revealed by scrolling the Task Manager that shows all the performance graphs and provides usage reports of various entities.

The Task Manager corresponds to the Service Host: Cryptographic Services and will report 50 to 60% of CPU usage, RAM usage, and Hard Disk usage. The report will likely panic users to not being able to continue their work on Windows that each new update loads features that just focused on better user experience at the cost of system resources that will slow down the whole system.

Service Host Cryptographic Services

Service Host Cryptographic Services

The Service Host Cryptographic Service Provider is a software library from Microsoft for user’s authentication, storage encryptions, and decrypts for data safety, emails security, PINs, passwords, fingerprints, and all other data transactions running in background processes. The services secure all the data and store it in encrypted files since your device is turned on and during usage.

Out of safety features, Microsoft CryptoAPI (CAPI) implements encoding and decoding functions of all the computer applications and programs running in the processor (CPU), memory (RAM), and storage (Hard Disks). It is implemented by CSPs modules that enable the cryptographic services and their algorithms.

The implementation is basically for security, because that every (CSP) is digitally signed by Microsoft and signature for verifications. When a user starts the Windows OS, the CSP loads up the Cryptographic Services that service host network service cryptographic services scans the system for potential failures.

It detects tampering of resources, system files, and usage of applications and programs that may cause harm to the system such as by any malicious software in the computer. It means the service is first to contact with viruses that are trying to implement restrictions, damage files, steal passcodes, or infect computers.

When CSP modules detect such improprieties activity then they call a special type of DLL with special usage for CryptoAPI functions and redirected CSPs functions to respond algorithms against the application that is concerned about security details. This way Defender application can define which CryptoAPI is implemented to work on and block viruses.

Can I Disable Cryptographic Services? Are Service Host Cryptographic Services matter for Windows?

Since the cryptsvc.dll (CryptSvc) is the service running Service Host Cryptographic Services in Windows machines. It also manages the important system Catalogs for Database Services, which allows users to install new programs and applications that are confirmed with Windows files signatures.

It adds up to the management of the Automatic Root Certificate Update Service, which is responsible for adding and removing Trusted Root Certificates and Authority certificates for the implementation of Windows Updates. This means computers can frequently update from Microsoft servers and bring new features and bug fixes for user experience.

So if you want to stop the Service Host Cryptographic Services (svchost.exe) or (cryptsvc.dll) then Windows will not be able to update and risk security. The Windows Cryptographic Services is Key Services for systems management for performing all the functions properly. If you permanently disable cryptographic services Windows will likely fail to start.

Fixes For Service Host Cryptographic Services Using High System Resources:

We all knew modern PCs are capable of doing remarkable things with impressive multiple cores processing and support of hefty RAM to load more programs to work simultaneously on different projects at once. But sometimes our Windows management is doing odd things that cause our work to slow down even with capable hardware.

In most cases, the reason is cryptographic services windows 10 CPU usage high disk usage in windows machines. Here in the Fixes section, we will cover all the possible solutions to solve the high CPU usage, RAM usage, and Disk usage at 100% all the time. Below are the methods you can check out for solving this problem.

  •  Restart Cryptographic Service. Run services
  •  Check the Certificate. Open Internet Explorer > Tools > Internet Options. …
  •  Reinstall the Certificate. …
  •  Check the SafeNet Authentication Client Tool. …
  •  Recreate Microsoft Cryptography’s Local Store folder. …
  •  Uninstall ePass2003.

FIX 1: Scan and Fix System with Command Prompt Commands

Scan and Fix System with Command Prompt Commands
  1.  Open Command Prompt either by pressing Win + X keys or through Windows Search.
  2.  Run CMD as Administrator privileges to do the task.
  3.  Type the “SFC /SCANNOW” command without quotation marks and press Enter.
  4.  Wait for the command to complete the scan.
  5.  Reboot your computer for effects.

FIX 2: Troubleshooting for Corrupted Cryptographic Services and Windows Updates

Troubleshooting for Corrupted Cryptographic Services and Windows Updates

The following are the commands that you can apply whichever suits your condition, you can skip the part that you think is overkill for the system.

Force Stop Cryptographic Services:

  1.  Open Command Prompt as Administrator
  2.  Type the following commands: one by one.
    Net stop wuauserv
    Net stop cryptSvc
    Net stop bits
    Net stop msiserver
  3.  Restart your machine.

SoftwareDistribution Fix with Renames:

  1.  After that you need to rename the SoftwareDistribution and Catroot2 folders.
  2.  For that, type the following commands: one by one.
    Ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
    Ren C:\Windows\System32\catroot2 Catroot2.old
  3.  Restart your computer for effects.

Enabling Windows Update Services and Cryptographic Services:

  1.  Open Command Prompt with Administrator Privileges.
  2.  Type these commands: one by one.
    Net start wuauserv
    Net start cryptSvc
    Net start bits
    Net start msiserver
  3.  After successful implementation of commands restart your PC.
  4.  Then go to the settings and try to install Windows Updates.
  5.  Installing the latest Windows updates will certainly solve the resource usage in your system.

FIX 3: Restart Computer without Payload of Services

Restart Computer without Payload of Services

When we start our PC, there is a lot more going on besides the actual Microsoft files for booting our machine, and that’s what eating our hardware resources that end up 100% hard disk usage, CPU, and RAM. The following steps will guide you on how to free up system burden when loading up. It will clear extra memory process that triggers Cryptographic Services high disk.

  1.  Open Run Prompt by pressing short-keys (Win + R) or through Windows Search.
  2.  Type this in the given box without parenthesis and hit Enter (MSConfig).
  3.  Select the Services Tab and in the left bottom check the mark “Hide all Mircosoft service.”
  4.  It will filter all the non-essential services and programs running at the start from the list.
  5.  You need to disable them all and by doing so click on the bottom right button “Disable all.”
  6.  Now select the tab “Startup” and open Task Manager.
  7.  In the Task Manager disable all the unnecessary applications and program’s from running at the start.
  8.  When you are done with the procedure restart your machine.

FIX 4: Performing a Reset of Windows for Start Over without Data Loss

Performing a Reset of Windows for Start Over without Data Loss

‘Reset this PC’ is the process that can restore Windows 10 to its factory settings without losing your data except that is particular in the Windows directory. It means you only lose Windows C: partition and not other partitions. This process can be done in different ways but doing it with caution is guarantees the best results. It helps stop any regulus application corrupted the system.

  1.  Goto the Settings to begin the process Reset your Windows 10 PC.
  2.  Select the Update & security and head to Recovery from the left menu options.
  3.  There you will see two options; Reset this PC and Advanced Start-Up.
  4.  We go with the first one “Reset this PC” as it didn’t need a Windows media device.
  5.  Click on Get Started and choose to Keep my files.
  6.  Once you select the right option you will see the phrase “Getting things ready.”
  7.  Soon after that you will see a list of all the installed apps that are going to be removed in the process and partition that take effect.
  8.  At this stage you can make your mind to either leave the process and choose to cancel or continue with reset operation and click on the Next button.
  9.  Now read every step and proceed with “Reset this PC” operations and hit the Next button.
  10.  At the final prompt hit the Reset option in compliance with the “Ready to Reset this PC” and your Windows will function again in an hour max.

FIX 5: Change your AntiVirus Program

  1.  Sometimes it is malware or virus that disguise as Cryptographic Services.
  2.  You can add a new Antivirus Program that will capture such apps and stop them.
  3.  It is necessary to add a trusted Antivirus program for your safety.
  4.  Once you installed an Antivirus run scan for possible threats.
  5.  It will automatically solve your system vulnerabilities.

FIX 6: Force Stop Superfetch Services from Windows Services (Net.exe stop Superfetch)

Force Stop Superfetch Services from Windows Services (Net.exe stop Superfetch)
  1.  Superfetch Services are a bit strange for taking lots of resources.
  2.  Stopping the Superfetch from Windows Services is a solution to High Disk, RAM, and CPU usages.
  3.  You can do that in many different ways but we mention two of them.
  4.  One is to type “net.exe stop superfetch” in CMD as admin without quotations.
  5.  Second is search services in Windows search and scroll down till you find Superfetch Services.
  6.  Right-click on the Superfetch Services and select Stop, then disable.

FIX 7: Make a new Power Plan with Custom Settings

Make a new Power Plan with Custom Settings
  1.  Running Windows absolutely make you aware of Power Plans.
  2.  Changing your Power Plan will likely bring back the performance.
  3.  To do so you can add a new plan and set it as active.
  4.  Change advanced power settings to your likings.
  5.  You can change Graphics settings to the highest performance and set the hard disk to never stop.
  6.  Simply exploring the power options will tell you what to do.

FIX 8: Fix your PC Virtual Memory for Windows 10 & 11

9 Fixes For Service Host Cryptographic Services High Disk & CPU Usage 1
  1.  Open “This PC” and Right-click to go to properties.
  2.  It will take you to the system properties of your PC.
  3.  Select the “Advanced system settings” option from the left side menu.
  4.  Under the Advanced tab, choose the settings option from the “Performance” section
  5.  Now click on the Advanced tab on the right side of the Visual Effects tab.
  6.  In the Advanced tab mark on “Programs” from section “Adjust for best performance.
  7.  Click on the “Change” button and adjust the amount of virtual RAM.
  8.  In the Virtual Memory selection uncheck “Automatically manage paging file size.”
  9.  Select “Custom Size” and Add the amount twice the size of your actual RAM memory.
  10.  For eight GB RAM, add 8192 MBs in the first box and then 16384 MBs in the second box of “Custom Size.”
  11.  Restart the computer to take effects, if it is working for your system then good and if it is not.
  12.  checked the “Automatically manage paging file size” in the Advanced tab and the system will manage accordingly.

FIX 9: Turn off the Automatic Defragment and Optimise Drives

Turn off the Automatic Defragment and Optimise Drives
  1.  In Windows Search type “Defragment and Optimise Drives.”
  2.  It will open Optimise Drives window that lists all your partitions and storage.
  3.  In the Scheduled optimization section click on “Change settings.”
  4.  Uncheck “Increase task priority” and “Run on a schedule” and hit the OK button.
  5.  Restart your computer and see changes in Task Manager.


The above guide is a combination of easy fixes for Service Host Cryptographic Services High Disk, RAM, and CPU usage. We have concluded all the best solutions for the issue and finding out you have succeeded to solve the corresponding problem with our solutions makes us happy. We will take your good comments so feel free to ask, appreciate, or suggest. In accordance with the topic keep in mind sometimes malware and viruses disguise themselves as CryptSvc services so be aware of that and protect your PC with a trusted Antivirus program. Hope our methods are easy and understandable for following up.

Frequently Asked Questions

Why is my disk always at 100?

This could be a reason for your virtual RAM, automatic defragment process, or multiple applications running in the background that could fill the whole memory for usage. To fix this you can reset the pagefile.sys from the system properties, stop auto defrag and remove unnecessary apps from Task Manager. You can also direct your programs to run on actual RAM instead of Virtual Memory that is functional for temporary files when actual RAM runs out.

What is service host network service?

Service host (svchost.exe) is a bundle of Windows Services, and the service host network is a part of its services. It is responsible for Windows Auto Updates protocol that is required for system stability. You can disable it or stop the service from Task Manager by right click on it and clicking the option “Stop” but before doing so save your credentials and work files to not lose any important data and then restart your PC.

How do I disable service host cryptographic services?

Microsoft suggested a simple way is to rename the catroot2 directory or delete it and then restart the Cryptographic Services from Windows Services. It is the working method to disable the cryptographic services and not break your computer. First, you can search for “Services” and stop the cryptographic services, then manually delete the catroot2 folder from the directory from (C:\Windows\System32) and after that restart the cryptographic services from Services.

Should I disable the service host?

If you want to disable the service host to get rid of Windows updates permanently, sure you can do that by disabling the service host services. The Cryptographic Services is responsible for automatic updates and when they are disabled the auto-updates functions will not works and you will be unable to get the latest features from Microsoft.

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Mark Wood
By Mark Wood

Hi, I am Mark. I am a techie who enjoys learning about new technology gadgets and reviewing their features. I like to share my reviews and guides on pc9x.com; you can also follow me on social media platforms to stay up to date on the latest technology.