Security is essential for every organization. When an account password is breached, and access is made to the environment, a lot of confidential stuff will be gathered and leaked. This is a massive problem for every company. Let alone the…
Microsoft released several Security Updates (SUs) for Microsoft Exchange Server to address vulnerabilities. Due to the critical nature of these vulnerabilities, we recommend that customers apply the updates to affected systems immediately to protect the environment. Note: These vulnerabilities affect…
The SpamBull cloud spam filter has a 7-day trial for everyone! So start a 7-day free trial to access all the features without spending a cent. This is great news for everyone managing and protecting the organizations from attacks. SpamBull…
Your Exchange Server 2016/2019 is up to date with the latest Exchange Cumulative Update and Security Update. But when you check the Exchange Server health, it shows a security vulnerability is detected: Download Domains are not configured. This article will…
The organization got a parent and child domain. Both the domains contain criss-cross members and groups. Everything works when copying the members from one AD group to another in the same domain. But, an error appears when we want to…
You want to run the Hybrid Configuration Wizard because you need to push some changes to Office 365. When going through the wizard and connecting to Office 365, the following error appears: Command not recognized. Please verify you have the…
A third-party spam filter works perfectly with Microsoft 365 if you configure it correctly. One important configuration you must apply is to lock down the Exchange Online organization and only accept mail from the third-party spam filter. If you don't…
The third-party cloud spam filter is configured, and everything works as expected. Well, you thought that, but that's not the case because spam messages appear in the user's mailboxes. So what's happening? In this article, you will learn how attackers…
We have a third-party cloud spam filter running with Exchange Online. However, after setting the spam filter up for incoming filtering and checking the message headers when a message arrives, we see the value SPF SoftFail in the header Authentication-Results…
The Get-ADGroupMember cmdlet is excellent for getting the AD members from a group. However, this time you run the Get-ADGroupMember cmdlet and get the error: Get-ADGroupMember : The size limit for this request was exceeded. Why is this happening, and…