Laptop unable to use BitLocker on drive with VSS service storage securityfs tampering

4.5

Securityfs filesystem drivers (for security modules) have been tampered with.

Symptoms

BitLocker error
Sync error
Service crash

Possible Causes

Malware
Buggy driver

Step-by-Step Fix

1

Update Securityfs Drivers

Ensure the driver is original and signed.

2

Check for Rootkits

Look for viruses that target security modules.

3

Run SFC

Repair system files.

When to See a Technician

Securityfs is the interface for LSMs; tampering can disable all system security.

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