Protecting Administrator Mailboxes from Phishing and Other Threats
This article describes how to use Exchange transport rules to protect administrator mailboxes from malware and phishing attempts.
March 7, 2022
Latest Articles
Better Spam Filtering with Exchange Online Mail Flow Rules
How to use Exchange Online mail flow rules to improve the effectiveness of your EOP spam filtering and protect Office 365 users from phishing attacks.
June 14, 2018
Using Transport Rules to Block Outbound Email to Untrustworthy Domains
How to use mail flow rules in Exchange Server and Exchange Online to block outbound email to specific domain names.
October 5, 2016
Redirect Outbound Emails to a New Email Address
How to use an Exchange Server transport rule to redirect emails that are being sent to the wrong address.
March 15, 2016
Using Exchange Transport Rules to Add Email Signatures to Messages
Why using transport rules for email signatures and disclaimers may not give you the results you're hoping for.
February 17, 2016
How to Tell Which Transport Rule Was Applied to an Email Message
Is there a way that you can tell which transport rule has been applied to an email message?
February 1, 2016
Block External Emails for an Exchange Server 2013 Mailbox
How to block emails from external senders from being delivered to an Exchange Server 2013 mailbox user.
May 6, 2014
Using Transport Rules to Restrict Users from Sending Email to External Recipients
How to use Transport Rules in Exchange Server to restrict users from being able to send emails to external recipients.
October 1, 2012
Exploring Transport Rules in Exchange Server 2013
A look at the new features and enhancements in Transport Rules that Exchange Server 2013 delivers.
August 4, 2012
Review of CodeTwo Exchange Rules Pro
CodeTwo Exchange Rules Pro is an email management program for Exchange Server 2007/2010 with many useful features.
July 31, 2011
Exchange 2007/2010 Transport Rule Logging
Do Exchange Server 2007 and 2010 have a log file that can be checked to see how many times a transport rule has taken an action.
June 25, 2011
Block Users Sending to Specific Domains with Exchange Server 2010
How to use Transport Rules in Exchange 2010 to stop people sending emails to certain domain names.
January 15, 2010