In addition to the virus scanner, Microsoft Defender offers other security functions. These include the reduction of the attack surface, which hardens applications such as Office, browsers, and Adobe Reader. The feature is not active by default and can be configured via group policies or PowerShell.

The post Configure attack surface reduction in Microsoft Defender using Group Policy or PowerShell first appeared on 4sysops.

Email security is important for every Microsoft 365 tenant, and the configuration of quarantine policies is a critical part of this. Every Microsoft 365 administrator has to decide the manner in which their tenant will react to spam, phishing, and malicious content in emails. One possible action is to quarantine such emails. In this post, you will learn the technicalities of configuring quarantine policies in Microsoft 365.

The post Configure Quarantine Policies in Microsoft 365 first appeared on 4sysops.

Like with cmd.exe or PowerShell, you often have to run Windows Terminal as admin to execute commands that need elevated privileges. In Windows Terminal, you can configure the elevation of privileges for an individual shell or for all shells. However, you have to expect some inconsistencies and peculiarities.

The post Run Windows Terminal as admin first appeared on 4sysops.

Robocopy (Robust File Copy) is a command line folder and file replication tool available as a standard Windows feature since Windows Server 2008. The goal of this post is to give you a quick start guide by providing some Robocopy examples.

The post Robocopy examples first appeared on 4sysops.

Keeping an eye on activities and logs in the environment is a crucial aspect of cybersecurity and requires businesses to have the right tools to monitor network and system events. EventSentry is a networking monitoring tool that provides many capabilities for organizations looking to keep an eye on the environment. In addition, the recent release of version 5 offers many new features.

The post EventSentry 5: SIEM & Monitoring with many new features first appeared on 4sysops.

Many organizations use software that needs access to users' mailboxes. In this case, it makes sense to assign the necessary permissions centrally. Exchange provides the impersonation role for this, which can act on behalf of the respective users.

The post Exchange impersonation: Grant permissions to service accounts first appeared on 4sysops.

The Get-ADPrincipalGroupMembership PowerShell cmdlet enables you to query all the Active Directory group memberships of a user. In this tutorial, you'll learn to work with Get-ADPrincipalGroupMembership, and see how you can use this useful cmdlet to quickly and easily use a PowerShell one-liner to search and see whether a user is a member of a particular Active Directory group. Simply put, if your organization uses Active Directory security groups, the ability to use this cmdlet is an absolute must.

The post Get AD user group membership with Get-ADPrincipalGroupMembership first appeared on 4sysops.

Traditionally, the Office applications followed a lifecycle of five years each in mainstream and extended support. However, the situation is now more complicated because the apps are also limited in their use by being disconnected from the Microsoft 365 cloud services or when being run on an outdated Windows.

The post End of support for Office (2013, 2016, 2019): No Microsoft 365 access, and outdated OS versions first appeared on 4sysops.

ScriptRunner is a solution that centrally manages the running of PowerShell scripts across the environment. The new ScriptRunner Portal Edition R4 release provides many new features and capabilities.

The post ScriptRunner Portal Edition R4: A portal for PowerShell scripts first appeared on 4sysops.

Terraform is a popular Infrastructure as Code solution. Did you know that you can manage other Azure resources, such as policy definitions and assignments with Terraform? In this tutorial, you will learn how to use Terraform to manage Azure Policy by creating a policy definition for a storage account naming standard. You will then assign the policy to a subscription and test the policy's effectiveness.

The post Manage Azure Policy using Terraform first appeared on 4sysops.

The current Insider preview in the Dev Channel includes support for DNS over TLS (DoT). This is an alternative encrypted DNS protocol to DNS over HTTPS (DoH). It runs directly over a TLS tunnel without an HTTP layer and is therefore faster. The setup is done with netsh.

The post Activate DNS over TLS (DoT) in Windows 11 first appeared on 4sysops.

In this tutorial, I will walk through the steps to use the AWS Terraform provider to create an EC2 instance in AWS. Terraform by HashiCorp is an infrastructure as code (IaC) tool that can be used to quickly and reliably deploy infrastructure to both cloud and on-premises environments using human-readable configuration files.

The post Create an AWS EC2 instance with HashiCorp Terraform provider first appeared on 4sysops.

SquaredUp Community Dashboard Server is a free solution for creating dashboards based on PowerShell and Web APIs. Learn about recent updates that add even more features.

The post Free SquaredUp Community Dashboard Server for PowerShell first appeared on 4sysops.

When you open tools such as Group Policy Management or AD Users and Computers, it might happen that these tools do not find the domain. Network problems in general and DNS problems in particular are almost always responsible for this. The IPv6 configuration plays a special role here.

The post Troubleshooting “a domain controller could not be contacted” first appeared on 4sysops.

Learn how to remotely monitor, manage, and automate your infrastructure with Pulseway. The latest version contains new automation and other features for macOS and Linux.

The post Pulseway: Remote monitoring and automation for Windows, macOS, and Linux first appeared on 4sysops.

In this post, you will learn how to fix Settings app crashes in Windows 10 and 11. You can also use this guide if the Settings app won't even open.

The post Fix Settings app crashes in Windows 10 and Windows 11 first appeared on 4sysops.

vSphere Diagnostic Tool is a new VMware Fling that helps bring together useful troubleshooting information and diagnostics in a single place. It comprises a set of Python and Bash scripts that runs diagnostic commands and queries data from vCenter Server. It can also speed up the process for VMware Support to perform a root cause analysis.

The post Troubleshoot VMware using vSphere Diagnostic Tool first appeared on 4sysops.

Many companies today have branches in several countries or an international workforce. In this case, they generally use English as the corporate language. However, Microsoft Teams offers the option of automatically sending invitations to meetings in a second (local) language.

The post Send Microsoft Teams meeting invitations in multiple languages first appeared on 4sysops.

Every admin knows the usage of Deployment Image Servicing and Management (DISM) for mounting and customizing Windows images. DISM is a comprehensive and varied utility, providing many lesser-known capabilities around servicing applications and drivers, applying unattend.xml, changing your Windows edition, or even reverting Windows to a previous OS installation.

The post DISM command overview: Service images, repair Windows, and manage optional features and file associations first appeared on 4sysops.