https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-R2-and-2012/dn786418(v=ws.11)?redirectedfrom=MSDN

PROTECT UNPROTECT

how to sign O365-Mails using DKIM Set-ExecutionPolicy RemoteSigned [Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12 Install-PackageProvider -Name NuGet Install-Module -Name ExchangeOnlineManagement Update-Module -Name ExchangeOnlineManagement Import-Module ExchangeOnlineManagement $o365Cred = Get-Credential $Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://ps.outlook.com/powershell/ -Credential $o365Cred -Authentication Basic -AllowRedirection Set-ExecutionPolicy RemoteSigned Import-PSSession $Session Enable-OrganizationCustomization New-ManagementRoleAssignment -Role "Mailbox Import Export" -SecurityGroup "Organization Management" Remove-PSSession $session Disconnect-ExchangeOnline # DKIM...

echo off setlocal ENABLEDELAYEDEXPANSION if exist "C:\Program Files\Google\Chrome\Application\chrome.exe" (GOTO IS_INSTALLED) else (GOTO INSTALL_UPGRADE) GOTO INSTALL_UPGRADE :IS_INSTALLED echo is installed eventcreate /L APPLICATION /T INFORMATION /SO %~n0%~x0 /ID 208 /D "%~0 -- Google Chrome is already installed - Upgrading" GOTO INSTALL_UPGRADE :INSTALL_UPGRADE echo installing software eventcreate /L APPLICATION /T INFORMATION /SO %~n0%~x0 /ID 404 /D "%~0...

netsh advfirewall firewall set rule group="remote desktop" new enable=Yes reg add "HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server" /v fDenyTSConnections /t REG_DWORD /d 0 /f

You need to adapt the DC (Domain-Controller) IP-address create the hidden share on the DC (%dc%\bitlocker_keys$) create a GPO with the needed defaults and name it Bitlocker_01_defaults

@echo off@echo Start: %date% %time%echo %computername%manage-bde -status %systemdrive% -pIf errorlevel 0 goto error0If errorlevel -1 goto error-1Goto end:error0echo %systemdrive% is encryptedGoto end:error-1echo %systemdrive% is not encryptedGoto end:end@echo End: %date% %time%exit

sudo /Applications/TeamViewerHost.app/Contents/Helpers/TeamViewer_Assignment -assignment_id 12345678-blahblah

Creates a registry entry to allow access to admin share

net user /add adminusernet localgroup Administrators adminuser /add

if not exist c:\temp (mkdir c:\temp) if not exist c:\temp\OpenVPN-2.5.6-I601-amd64.msi ( curl -C - -o c:\temp\OpenVPN-2.5.6-I601-amd64.msi https://swupdate.openvpn.org/community/releases/OpenVPN-2.5.6-I601-amd64.msi) REM if exist "%programfiles%\OpenVPN\Uninstall.exe" (start /wait "%programfiles%\OpenVPN\Uninstall.exe") REM {E5931AF4-2A8F-48A5-AFC8-CE9B79C4B19D} OpenVPN 2.5.1-I601 amd64 msiexec.exe /x {E5931AF4-2A8F-48A5-AFC8-CE9B79C4B19D} /qn REM {E5931AF4-2A8F-48A5-AFC8-0E8A268358A0} OpenVPN 2.5.2-I601 amd64 msiexec.exe /x {E5931AF4-2A8F-48A5-AFC8-0E8A268358A0} /qn REM {919FC393-C79F-4043-ABD6-E80F81D3DD58} OpenVPN Connect start /wait msiexec.exe /x {919FC393-C79F-4043-ABD6-E80F81D3DD58} /qn REM {8B4BC420-3DCB-4018-A345-B24F7DBC30C3} OpenVPN...

$domain = "example.local"$password = "secret" | ConvertTo-SecureString -asPlainText -Force$username = "$domain\ad-add"$credential = New-Object System.Management.Automation.PSCredential($username,$password)Add-Computer -DomainName $domain -OUPath "OU=New_Computers,OU=Computers,DC=example,DC=local" -Credential $credential -Restart

New-MailboxExportRequest -Mailbox USERNAME -ContentFilter "Received -lt '1.1.2018'" -FilePath \SERVER\f$\shares\pst\USER_mails_before_2018.pst Search-Mailbox -id USER -SearchQuery "Received<1.1.2018" -DeleteContent

Get-MailboxExportRequest | where {​​​​$_.status -eq "Completed"}​​​​ | Remove-MailboxExportRequestGet-MailboxImportRequest | where {​​​​​​​$_.status -eq "Completed"}​​​​​​​ | Remove-MailboxImportRequest

New-MailboxImportRequest -FilePath \SERVER\SHARE\USERNAME.pst -Mailbox USERNAMEGet-MailboxImportRequest |fl

Export-Mailbox -Identity USER -PSTFolderPath \\server\share$\PST_EXPORT\ARCHIVE_BEFORE_2020\ARCHIVBEFORE_2020_USER.pst -BadItemLimit 1000000 -EndDate 12.31.2019 -Confirm:$false

create a CSV-File according to template

5.7.520 Access denied, Your organization does not allow external forwarding.Please contact your administrator for further assistance. AS(7555) https://protection.office.com/antispam Click the down arrow next to Outbound spam filter policy ‎(always ON) and click the Edit policy button. Click the down arrow next to Automatic forwarding, then choose On – Forwarding is enabled from the dropdown. Click...

Get-Mailbox | Get-MailboxStatistics | Select-Object DisplayName, @{​​​​​​​​​Name="TotalItemSizeMB";Expression={​​​​​​​​​$_.TotalItemSize.Value.ToMB()}​​​​​​​​​}​​​​​​​​​, ItemCount

Get-PublicFolder -Recurse -ResultSize Unlimited | Where {​​​​​​$_.Name -like "*\*" -or $_.Name -like "*/*"}​​​​​​ | Format-List Name, Identity, EntryId Set-PublicFolder -Identity "public folder EntryId" -Name "new public folder name"

imapsync --addheader \ --host1 'SOURCE' --user1 'USERNAME' --password1 'xxx' \ --host2 'outlook.office365.com' --user2 'USER@domain.at' --password2 'xxx'

Get-WindowsCapability -Name RSAT* -Online | Add-WindowsCapability –Online

Import-Module ADSyncStart-ADSyncSyncCycle -PolicyType Initial

Get-ADUser -Identity "SOURCE" -Properties memberof | Select-Object -ExpandProperty memberof | Add-ADGroupMember -Members "NEW_USER"

Get-Mailbox| Where-Object{​​​​​​​​​$_.messagecopyforsentasenabled -eq ""}​​​​​​​​​ | Set-Mailbox -MessageCopyForSendOnBehalfEnabled $true -MessageCopyForSentAsEnabled $true