Stephan Berger on X: "8/ I tweeted about the "Set- MailboxJunkEmailConfiguration" operation before, but last time, the attackers entered a whole list of mail addresses as trusted senders to facilitate receiving spam mail.
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This mailbox database is associated with one or more active MailboxImport/Restore/Export requests
SMTP 554 5.1.0 Sender Denied Due to Mailbox Configuration
email - Disable Outlook Web Access Junk filtering in Exchange 2013 - Server Fault
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Configure On-Premises Exchange For EOP Spam Thresholds - 250 Hello
How to add same emailt o safe sender list to multiple user - Microsoft Q&A
Removing a Email Address from Unsafe Senders List in Exchange 2010 Using Powershell — Robert P Martin
Getting Started with Office 365 PowerShell – Max Trinidad – The PowerShell Front
Manage Safe Senders and Block Sender Lists using PowerShell – Office 365 - o365info
Stephan Berger on X: "6/ But we see this action in the Unified Audit Log tracked with the Operation "Set-MailboxJunkEmailConfiguration" https://t.co/pR2je6wPnY" / X
Manage Safe Senders and Block Sender Lists using PowerShell – Office 365 - o365info
Connecting to Exchange 2010 with PowerShell | Thoughtsofanidlemind's Blog
SMTP 554 5.1.0 Sender Denied Due to Mailbox Configuration
Get-Mailbox : The term 'Get-Mailbox' is not recognized - Easy365Manager
Office 365 Mailbox Anti Spam - IT for DummiesIT for Dummies
Exchange Online: How to set Junk Settings for Shared Mailboxes – SID-500.COM
May 2011 – Max Trinidad – The PowerShell Front
