This blog post is an evolving work flow for managing hacked accounts using the ExchangeOnlineManagement PowerShell module. I'll share my personal experiences using PowerShell, particularly focusing on remediation techniques like purging phishing emails and securing compromised accounts.
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1#If not installed already 2Install-Module ExchangeOnlineManagement 3#Import 4Import-Module ExchangeOnlineManagement 5#Connect 6Connect-ExchangeOnline -UserPrincipalName <UPN> 7 8# Remove AccessRights from a user 9Remove-MailboxFolderPermission -Identity target@company.com:\Calendar -User user@company. …
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