Safe
Free
DLL Vault

system.servicemodel.security.dll

x86 .NET Framework
Verified
RECOMMENDED FIX

Install .NET Framework

This DLL is part of the Microsoft .NET Framework. Installing the official package is the correct way to fix this error.

Download 64-bit Installer Download 32-bit Installer

Official installer from Microsoft.com

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 10/11 Windows 11 Windows 10 Windows 8.1 Windows 8 Windows 7

File Details

Name
system.servicemodel.security.dll
Size
29.63 KB
Version
10.0.20348
Architecture
x86
Source
Windows system
Part of
.NET Framework

Hash Verification

5f3e569e6ead0e330b667de3d53b40f8fa5f9a13675337442a6c9caf5a572a9c
72a6996cbdd112ade1cf45e6d4861df8

Best Solution

Install the official package

.NET Framework (64-bit) 32-bit Version
ADVANCED

Manual DLL Download

Only if installer doesn't work

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

29.63 KB | x86

70 downloads

Manual Installation Steps
  1. 1 Extract the ZIP file
  2. 2 Copy to C:/Windows/SysWOW64/
  3. 3 If needed: regsvr32 system.servicemodel.security.dll

Official Microsoft source

Malware scanned

SHA-256 verified