> Source: [sk179594](https://support.checkpoint.com/results/sk/sk179594)

# sk179594 - BitLocker encryption is detected as malicious and blocked by the Anti-Ransomware blade

| Property | Value |
|----------|-------|
| Solution ID | sk179594 |
| Date Created | 2022-06-23 |
| Last Modified | 2023-07-25 |
| Technical Level | Advanced |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X, R82.20, R82.10, R82, R81.20 |

## Symptoms

- * BitLocker encryption is detected as malicious and blocked by the Anti-Ransomware blade.
* The detected protection name is: "ransomware.win.bitlockerransom.b" (see Forensics report for the detected protection name).
* BitLocker encryption protection was enabled on E86.50 version or higher with "Anti-Ransomware, Behavioral Guard and Forensics" blade installed.

## Cause

Anti-Ransomware:   
AHTP-24319 -"Block BitLocker Encryption" is now on by default, which blocks any BitLocker encryption attempt to prevent attackers from the use of BitLocker to encrypt the disk.

## Solution

This solution requires authentication. Please log in to view the full solution.

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