Backup-BitlockerKeys.psm1
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function BackupBitlockerKey($letter, $destinationPath) { $volumeDetails=Get-BitLockerVolume -MountPoint $letter if ($(Test-Path $destinationPath) -eq $false) { New-Item $destinationPath -ItemType Directory | Out-Null } $fileDestination=Join-Path $destinationPath "$letter.bitlocker" $volumeDetails.KeyProtector | Out-File $fileDestination Write-Verbose "Recovery key saved in $fileDestination" } function Backup-BitlockerKeys { [cmdletbinding()] param ([string]$Destination, [switch]$ToDateDirectory, [string]$DateNamePrefix, [string]$DateNameSuffix, [switch]$ToPersonalOneDrive, [switch]$ToBusinessOneDrive) if (($Destination -eq $null -or $Destination -eq "") -and ($ToPersonalOneDrive.IsPresent -eq $favoritesPath -and $ToBusinessOneDrive.IsPresent -eq $false) ) { throw [System.Exception] "Destination directory is required" } if ($ToPersonalOneDrive.IsPresent) { $oneDriveDir=Get-OneDriveDirectory -Personal -JustDirectory $Destination=Join-Path $oneDriveDir $Destination } if ($ToBusinessOneDrive.IsPresent) { $oneDriveDir=Get-OneDriveDirectory -Business -JustDirectory $Destination=Join-Path $oneDriveDir $Destination } if ($ToDateDirectory.IsPresent) { [string]$dateName=Get-DateName -Prefix $DateNamePrefix -Suffix $DateNameSuffix $Destination=Join-Path $Destination $dateName Write-Verbose "Destination directory with date directory: $destinationDirectory" } Write-Verbose "Destination directory: $Destination" $volumes=Get-BitLockerVolume foreach($volume in $volumes) { if ($volume.ProtectionStatus -eq "On") { $letter=$volume.MountPoint.Trim(':') Write-Verbose "Perform backup bitlocker keys for volume $letter" BackupBitlockerKey $letter $Destination } } } Export-ModuleMember Backup-BitlockerKeys |