Public/ExchangeOnline/Set-ModernAuthenticationBaseline.ps1
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function Set-ModernAuthenticationBaseline { <# .SYNOPSIS Modern authentication in Exchange Online enables authentication features like multi-factor authentication (MFA), smart cards, certificate-based authentication (CBA), and third-party SAML identity providers. https://docs.microsoft.com/en-us/exchange/clients-and-mobile-in-exchange-online/enable-or-disable-modern-authentication-in-exchange-online Connect to Exchange Online via PowerShell using MFA: https://docs.microsoft.com/en-us/powershell/exchange/exchange-online/connect-to-exchange-online-powershell/mfa-connect-to-exchange-online-powershell?view=exchange-ps1 .NOTES Author: Adam Gell GitHub: https://github.com/AdamNSTA/Microsoft-Baselines/ .EXAMPLE Set-ModernAuthenticationBaseline #> try { Write-Host -ForegroundColor Yello "Modern Authentication for Exchange Online is strongly recommended." $OrgConfig = Get-OrganizationConfig if ($OrgConfig.OAuth2ClientProfileEnabled) { Write-Host "Modern Authentication for Exchange Online is already enabled" } else { Write-Host "Modern Authentication for Exchange online is not enabled" Set-OrganizationConfig -OAuth2ClientProfileEnabled $true Write-Host -ForegroundColor Yello "Modern Authentication is now enabled" } } catch { Write-Host -ForegroundColor Yellow "Make sure you are connected to Exchange Online" $_ } } |