Local Security Authority Protection Jun 2026

Unsigned drivers, custom smart card readers, or older VPN clients might fail to load. This happens because LSA protection requires all loaded modules to be digitally signed by Microsoft. Auditing Compatibility Before Deployment

Protects Active Directory domain credentials on endpoints.

If you want to deploy this across your network, let me know: Your Whether you use Active Directory or Intune Any third-party authentication tools currently in use

In the constant cat-and-mouse game of cybersecurity, attackers are always looking for the "keys to the kingdom." On a Windows machine, those keys are often held by a specific process known as the . local security authority protection

Set its value data to 1 (enforced) or 2 (enforced with UEFI lock). Reboot the system. Method 3: Group Policy (GPO) This is the best method for corporate network deployment. Open the .

Cybercriminals love low-hanging fruit. For years, dumping LSA secrets has been a reliable, simple post-exploitation tactic. By flipping one toggle—or setting one registry key—you take that fruit off the tree.

Why cant I enable local security authority protection? - Microsoft Learn Unsigned drivers, custom smart card readers, or older

To avoid disruptions, test compatibility using Windows Event Viewer. Set the RunAsPPL registry value to 0 to audit. Check log entries under Applications and Services Logs > Microsoft > Windows > LSA to identify modules that would fail under strict enforcement.

Find the toggle and switch it to On . Restart your computer to finalize the changes. 2. Registry Editor (Advanced)

Have you run into compatibility issues after enabling LSA Protection? Let me know in the comments below. If you want to deploy this across your

Locking the Vault: Why You Need to Enable Local Security Authority Protection

4 minutes