-- スクリプトの実行を可能にする
Set-ExecutionPolicy RemoteSigned

--接続
$UserCredential = Get-Credential
$Session = New-PSSession -ConfigurationName Microsoft.Exchange -ConnectionUri https://outlook.office365.com/powershell-liveid/ -Credential $UserCredential -Authentication Basic -AllowRedirection
Import-PSSession $Session

--切断
Remove-PSSession $Session