Security.dll download

Security Support Provider Interface

Since you decided to visit this page, chances are you’re either looking for security.dll file, or a way to fix the “security.dll is missing” error. Look through the information below, which explains how to resolve your issue. On this page, you can download the security.dll file as well.

What is Security.dll?

Security.dll a DLL (Dynamic Link Library) file, developed by Microsoft, which is referred to essential system files of the Windows OS. It usually contains a set of procedures and driver functions, which may be applied by Windows.

What is Security.dll used for?

Security.dll file, also known as Security Support Provider Interface, is commonly associated with Microsoft® Windows® Operating System. It is an essential component, which ensures that Windows programs operate properly. Thus, if the security.dll file is missing, it may negatively affect the work of the associated software.

What is Security.dll is missing error mean?

There are multiple reasons that may cause security.dll errors. These include Windows registry issues, malicious software, faulty applications, etc.

Error messages related to the security.dll file can also indicate that the file has been incorrectly installed, corrupted or removed.

Other common security.dll errors include:

  • “security.dll is missing”
  • “security.dll error loading”
  • “security.dll crash”
  • “security.dll was not found”
  • “security.dll could not be located”
  • “security.dll Access Violation”
  • “The procedure entry point security.dll error”
  • “Cannot find security.dll”
  • “Cannot register security.dll”
security.dll - System Error The program can`t start because security.dll is missing from your computer. Try reinstalling the program to fix problem.

How to fix Security.dll missing error?

If the “security.dll is missing” error occurs, you may use one of the methods below – manual or automatic – to solve the problem. The manual method assumes that you download the security.dll file and put it inside the game/application installation folder, while the second method is much easier as it allows you to automatically fix the error with minimum effort.

Method 1: Download Security.dll

Search through available versions of security.dll from the list below, select the correct file and press the “Download” link. If you cannot decide which version to choose, read the article below or use the automatic method to resolve the issue

Security.dll, 11 available versions

Bits & Version File size Language Description Checksums
32bit 6.3.9600.16384 5.0 KB U.S. English Security Support Provider Interface
MD5 819dd1e488b32c71edba61618aa169c5
SHA1 774e93a88a4d9ae60f2d984a6d25eaa70c40e8bc
32bit 6.2.9200.16384 5.0 KB U.S. English Security Support Provider Interface
MD5 7d04542e843afa1a33d38c31d3fb5fec
SHA1 2811b6c985a4c45717357cf636e103275268c0d1
32bit 6.1.7600.16385 4.5 KB U.S. English Security Support Provider Interface
MD5 4f6e72b34ed3dc53dcc5e8708e60b61f
SHA1 563e86e2d40ae509ccdbfbe7fdb753c31f13e6de
32bit 6.0.6000.16386 5.0 KB U.S. English Security Support Provider Interface
MD5 0a990afb9f2726323d61c8ecb8b70b17
SHA1 1bc164f7ee92e9da9dbec6f95b3d05a2997df0a6
64bit 6.0.6000.16386 5.5 KB U.S. English Security Support Provider Interface
MD5 a483a370982bb46f7962c3190eb468fd
SHA1 6d6c7d1fc0456da6cef779a95941db272e3a5cf4
32bit 5.1.2600.5512 5.5 KB U.S. English Security Support Provider Interface
MD5 26679ce1cb067e78081a7090d35a258e
SHA1 db6513e120dbdaa8c41aff3fd3afcc044e3b456e
32bit 5.1.2600.2180 5.5 KB U.S. English Security Support Provider Interface
MD5 001c4b94773052980b41a7dd386f9cef
SHA1 b049016ea0d80831cdcfcc51b29b9529d0784e18
32bit 10.0.14393.0 4.5 KB U.S. English Security Support Provider Interface
MD5 05f56cbdb83ff28829a123749b4b0087
SHA1 9b528055eea1dbffd9d1c17a81165a15636676a9
64bit 10.0.14393.0 5.0 KB U.S. English Security Support Provider Interface
MD5 0c05da5bb5c6841c6290f64ca34f1cbd
SHA1 cb03f0df5ebe1f379d33cfd7f1e20036c9a36a99
64bit 10.0.10586.0 5.0 KB U.S. English Security Support Provider Interface
MD5 03d8fb8804c7ad8f1220e97263faae21
SHA1 e7a42a14d4bfef5c332ac9a044f813c6b483b42a
32bit 10.0.10586.0 5.0 KB U.S. English Security Support Provider Interface
MD5 c79db579784d205845f1e2002d7e9d75
SHA1 d50f04f3d9c06c99af80f065400d31858316aa45

How to choose the correct version of Security.dll?

First, look through descriptions in the table above and select the proper file for your program. Pay attention to whether it’s a 64-, or 32-bit file, as well as the language it uses. For 64-bit programs, use 64-bit files if they are listed above.

It’s best to choose those dll files which language corresponds to the language of your program, if possible. We also recommend downloading the latest versions of dll files for an up-to-date functionality.

Where to place the Security.dll file?

To repair the “security.dll is missing” error, put the file inside the application/game installation folder. Alternatively, you can place the security.dll file within the Windows system directory.

How to register Security.dll?

If putting the missing security.dll file into the proper directory doesn’t solve the problem, you’ll have to register it. To do so, copy your DLL file to the C:\Windows\System32 folder, and open a command prompt with admin rights. There, type “regsvr32 security.dll” and press Enter.

Method 2: Fix the missing Security.dll error automatically

With WikiDll Fixer you can automatically repair security.dll errors. The utility will not only download the correct version of security.dll for absolutely free and suggest the right directory to install it but also resolve other issues related to the security.dll file.
  • Step 1: Click the “Download App. ” button to get an automatic tool, provided by WikiDll.
  • Step 2: Install the utility by following simple installation instructions.
  • Step 3: Launch the program to fix your security.dll errors and other issues.

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Method 3: Fix Security.dll missing error with System File Checker (SFC)

Many users are familiar with the sfc / scannow system file integrity check command, which automatically checks and fixes protected Windows system files. To execute this command, you have to run command prompt as administrator.
  • Step 1: Start the command line as an administrator in Windows by pressing Win key on your keyboard and typing "Command Prompt" in the search field, then - right-click on the result and select Run as administrator. Alternatively, you can press Win + X key combination which will open the menu where you can select Command Prompt (Admin).
  • Step 2: Type sfc / scannow while in Command Prompt and hit Enter.

After entering the command, a system check will begin. It will take a while, so please be patient. Once operation is complete you will get the message “Windows Resource Protection found corrupt files and successfully repaired them.” or “Windows Resource Protection found corrupt files but was unable to fix some of them”.

Keep in mind that System File Checker (SFC) cannot fix integrity errors for those system files that are currently being used by operating system. To fix these files you have to run SFC command through the command prompt in the Windows recovery environment. You can get into Windows Recovery Environment from the login screen, by clicking Shutdown, then holding down the Shift key while selecting Restart.

In Windows 10, you can press Win key, select Settings > Update & security > Recovery and under Advanced Startup, click Restart now. You can also boot from the installation disk or bootable USB flash drive with the Windows 10 distribution. On the installation screen select your preferred language and then select “System Restore”. After that, go to “Troubleshooting” > “Advanced Settings” > “Command Prompt”. Once in Command Prompt type the following command: sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows where C is the partition with the installed operating system, and C: \ Windows is the path to the Windows 10 folder.

This operation will take a while and it is important to wait until it is complete. When finished, close the command prompt and restart the computer as usual.

Method 4: Fix corrupted Security.dll file by performing System Restore

System Restore is very useful when you want to fix security.dll error. Using the "System Restore" function, you can choose restore Windows to the date when the security.dll file was not damaged. Thus, restoring Windows to an earlier date cancels changes made to system files. Please follow the steps below to roll back Windows using System Restore and get rid of security.dll error.
  • Step 1: Press the Win + R keys combination to launch Run dialog.
  • Step 2: Type rstrui in the Run text box and click OK or hit Enter. It will open the system recovery utility.
  • Step 3: The “System Restore” window may include the “Choose a different restore point” option. If so, select this option and click Next. Check the “Show more restore points” checkbox to see a complete list of dates.
  • Step 4: Select a date to restore Windows 10. Keep in mind that you need to select a recovery point that will restore Windows to the date when the security.dll error message did not appear.
  • Step 5: Click the "Next" button and then click "Finish" to confirm your restore point.

At this point, your computer will reboot normally and boot up with restored version of Windows, and security.dll error should be resolved.

Method 5: Scan your PC for malware to fix security.dll error

Sometimes security.dll error can happen because of malware on your computer. The malicious software can intentionally corrupt DLL files in order to substitute them with its own malicious files. Therefore, your number one priority should be to scan your computer for malware and eliminate it as soon as possible.

OPTION 1 - Windows Defender

The new version of Windows 10 has a built-in application called "Windows Defender", which allows you to check your computer for viruses and remove malware, which is difficult to remove in a running operating system. In order to use the Windows Defender Offline scan, go to the settings (Start - Gear icon or Win + I key), select "Update and Security" and go to the "Windows Defender" section.
How to use Windows Defender Offline Scan
  • Step 1: Press Win key or click on Start and click on Gear icon. Alternatively press Win + I key combination.
  • Step 2: Select Update and Security option and go to Windows Defender section.
  • Step 3: At the bottom of the defender settings there is the checkbox " Windows Defender Offline scan". To start it, click "Scan Now". Note that you have to save all unsaved data before rebooting your PC.

After clicking “Scan Now” burton, the computer will reboot and automatically start searching viruses and malware. Upon completion of the scan, the computer will restart, and in the notifications, you will see a report on the completed scan.

OPTION 2 - Malwarebytes

Malwarebytes products are one of the most popular and effective to fight malware and unwanted programs, and they will come in handy even when you have a high-quality third-party antivirus installed. Scanning in the new version of Malwarebytes can be performed in real time and manually. To initiate manual scan please follow the steps below:
  • Step 1: Launch the Malwarebytes program and click Scan Now button. Also, you can select Scan option on the left side of the program’s window and click Full Scan. The system will begin scanning and you will be able to see the scan results.
  • Step 2: Select items that you want to quarantine and press “Quarantine Selected” button. When quarantined, you may be prompted to reboot the computer.
  • Step 3: After the program has been restarted, you can delete all quarantined objects by going to the appropriate section of the program or restore some of them if it turned out that after quarantining something from your software began to work incorrectly.

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