Safe
Free

tsec.dll

x64 Windows System
Verified

This is a Core Windows System File

tsec.dll is a critical Windows component. If it's missing or corrupted, you should repair Windows rather than replace the file manually.

Recommended: Run System File Checker

sfc /scannow

Open Command Prompt as Administrator and run this command.

Why You Shouldn't Just Download the DLL

  • DLLs depend on other DLLs - copying one file won't fix the chain
  • Runtime packages register components in Windows correctly
  • Version mismatches can cause more problems
  • The official installer handles all of this automatically

Compatibility

Windows Server 2022 Windows Server 2019 Windows Server 2016

File Details

Name
tsec.dll
Size
32 KB
Version
10.0.20348
Architecture
x64
Source
Windows system
Part of
Windows System

Hash Verification

0e8ab84b780ad32d17023d3a669820e748a9eb585246c3503cd1cb20c1a021e0
4e837b5fa0de0e86bb2fbbc1635fe018
ADVANCED

Manual DLL Download

Only if installer doesn't work

This is a last resort. Try the official installer first.
Download ZIP

32 KB | x64

3,674 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/System32/
  3. 3 If needed: regsvr32 tsec.dll

Official Microsoft source

Malware scanned

SHA-256 verified

Other Versions

tsec.dll
x86