Check if Virtualization Based Security is enabled

/// <summary>
/// Checks if Virtualization Based Security (VBS) is enabled
/// </summary>
/// <returns>TRUE if enabled, FALSE otherwise</returns>
bool IsVbsEnabled() {
    HKEY  hKey;
    DWORD dwValue = 0;
    DWORD dwType = REG_DWORD;
    DWORD dwSize = sizeof(DWORD);
    bool isEnabled = false;
    // Open the registry key
    if (RegOpenKeyEx(HKEY_LOCAL_MACHINE,
        TEXT("SYSTEM\\CurrentControlSet\\Control\\DeviceGuard"),
        0,
        KEY_QUERY_VALUE,
        &hKey) == ERROR_SUCCESS) {
        if (RegQueryValueEx(hKey, TEXT("EnableVirtualizationBasedSecurity"), NULL, &dwType, (LPBYTE)&dwValue, &dwSize) == ERROR_SUCCESS) {
            if (dwValue == 1) {
                printf("Virtualization Based Security is enabled.\n");
                isEnabled = true;
            }
            else {
                printf("Virtualization Based Security is disabled.\n");
                isEnabled = false;
            }
        }
        else {
            printf("Couldn't read registry key, vbs must be disabled\n");
            isEnabled = false;
        }
        RegCloseKey(hKey);
    }
    else {
        printf("Error accessing registry key.\n");
        isEnabled = false;
    }
    return isEnabled;
}