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…
Nobody likes to see the Exchange Server sending spam. If you have never seen this situation, you are lucky. Hopefully, you will never have to see this, as this can bring a lot of stress and damage to the organization.…
How to prevent spam messages? There are guidelines that you have to configure, so the domain is protected against spam, phishing attacks, and viruses. In this article, you will learn how to protect your domain from spam, phishing, and viruses.…
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…
An Active Directory ACL permissions report is excellent to look at when you need to tighten an account for security. In addition, such a report can work fantastic when you want to compare AD ACL permissions between accounts. This article…
There are unknown SIDs in Active Directory (AD), and you like to remove them. However, going through all the AD objects and removing bad SIDs will take you months to accomplish. That's when you want to use a PowerShell script…
We need to enable MFA for Office 365 users for extra security. What is the fastest and safest way to enable Office 365 MFA? In this article, you will learn how to enable MFA Office 365 for all users and…
Microsoft Entra Password Protection is excellent when you want to protect the organization from weak user passwords. That's because Microsoft constantly analyzes Microsoft Entra security telemetry data looking for commonly used weak or compromised passwords, and maintains a list of…
Did you run Exchange Server in the past, but you have since uninstalled all Exchange Servers in the organization? Do you run an Exchange Server older than Exchange Server 2013 in the organization? This article is essential for you, and…
When was the last time you changed the KRBTGT account password? If you don't know the answer, it most likely means it's a bad sign. Did you know that Microsoft recommends resetting the KRBTGT account password at least every 180…