Exchange Security Unveiled: Part 3, Updates and Client Connectivity Demystified
In the world of secure digital communication, Microsoft Exchange plays a pivotal role in [...]
Exchange Security Unveiled: Part 2, A Guide To SPF, DKIM, & DMARC Records
In our previous Exchange Security blog, we discussed the importance of not just having [...]
Exchange Security Unveiled: Part 1, Protecting Your Digital Realm
Recently, there have been various reasons why people are trying to attack different aspects [...]
Update – Exchange Online Transport Enforcement System
Transport Enforcement System Microsoft made an announcement on March 23 that it [...]
Quarantining Executable Email Attachments
One problem with email is that many environments allow the sending of executable email [...]
Critical Windows and Exchange Vulnerabilities: Microsoft Zero-Day Exploits
64 fixes have been provided by Microsoft to address security weaknesses in all of [...]
Alert: Zero-Day Exploits in Exchange 2013, 2016 and 2019, CVE-2022-41040 and CVE-2022-41082
UPDATE 9/30/2022: We have found in one on-prem only environment running Exchange 2019, the Outlook [...]
Microsoft: End of Support for Exchange Server 2013
Whether we like it or not, there are times in our lives where we [...]
Microsoft is Phasing Out Basic Authentication in Exchange Online
A little over a year from now, Microsoft will begin to permanently disable Basic Authentication [...]
Puzzling Outlook Bug: Non-Stop Prompts for OST/PST-File Repair
I’ve been working with Outlook since the mid-2000s, so I’ve seen plenty of crazy things. [...]