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Cloud Computing and Security

Microsoft Defender for Endpoint Adds Tamper Protection on macOS

Microsoft has announced that Tamper Protection is now generally available for Defender for Endpoint customers on macOS devices. The new feature prevents malicious software and unauthorized users from modifying security settings that might put a system at risk. With Tamper Protection enabled, third-party apps won’t be able to uninstall Microsoft Defender for EndPoint from Mac…

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Cloud Computing

Microsoft’s New Dev Box Developer Workstation Service Launches in Preview

Last Update: May 24, 2025

Microsoft has launched a public preview of its Microsoft Dev Box managed service. The new cloud-based offering provides developers easier access to a preconfigured virtual developer workstation without having to set up their physical machines. The Dev Box service was first announced at Microsoft’s annual Build developer conference in May. It’s designed for developers who…

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Teams hero approved 2

Microsoft Teams Starts Rolling Out New ‘Video Clip’ Feature in 1:1 Chats

Microsoft Teams has started rolling out a new Video Clip feature in public preview that was announced at Inspire 2022 last month. The tool allows users to record, edit and view short video messages directly within one-to-one chats. The Video Clip feature could be helpful in scenarios where users may want to leave a message…

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Security

Microsoft Sentinel Now Lets IT Admins Detect Low and Slow Password Spray Attacks

Last Update: Feb 02, 2023

Microsoft has released a new guided hunting notebook for its Microsoft Sentinel solution. The notebook enables organizations to leverage machine learning to detect, investigate as well as block low and slow password spray campaigns. Password spraying is a type of brute force attack that allows malicious actors to gain unauthorized access to computer systems. Hackers…

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Microsoft 365 Apps

How to Install Office LTSC 2021

Last Update: Jun 07, 2025

Office LTSC 2021 is the latest perpetual version of Office for commercial and government customers. This how-to guide will detail all the steps you need to follow to install Office 2021 LTSC on your computer. Installing Office LTSC 2021 will give you access to Word, Excel, PowerPoint, Outlook, and OneNote, as well as Access and…

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Cloud Conversations

Cloud Conversations – Al Eardley on Microsoft Technology Center and Microsoft Certifications

Cloud Conversations is a weekly podcast that we’ll be featuring here on Petri. It’s about everything connected to cloud computing, including technologies like Azure, Microsoft 365, Power Platform, Microsoft Endpoint Manager (MEM), Microsoft Defender, Windows, Intune, and much more! Cloud Conversations – Al Eardley on Microsoft Technology Center and Microsoft Certifications Al Eardley is a Modern Work and Security Technical…

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Outlook – 5

Microsoft Outlook to Move Mail, Calendar, and Other Apps to A New Location

Microsoft announced this week that it’s changing the default location of apps in Outlook for Windows. As of today, the Mail, Calendar, People, and To-Do apps appear at the bottom of the folder pane within the Outlook window. This will change next month with an update that will move these Outlook modules to the left…

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Windows

How to Install Active Directory Users and Computers (ADUC) on Windows 10 and 11

Last Update: Jul 01, 2026

A practical guide to installing Active Directory Users and Computers with RSAT: what has changed in modern Windows, where older guides go wrong, and how to fix the issues that actually block installation. Quick answer To install ADUC on Windows 10 or 11, open Settings > Apps > Optional Features, click Add a feature (or…

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AWS (Amazon Web Services)

AWS Licenses Visual Studio with EC2

Last Update: Feb 03, 2023

Amazon recently announced the general availability of license-included Visual Studio software on Elastic Cloud Compute (EC2) instances. This means that organizations no longer need to separately purchase and install Visual Studio for their EC2 instances, which are the Amazon Web Services versions of cloud-based virtual machines. “Amazon EC2 provides a broad choice of instances, and customers not…

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Security – 5

Google Workspace Adds Stronger Protections to Sensitive Accounts

Google has released a new update that should help to prevent unauthorized changes to Workspace user accounts. This security feature brings identity verification prompts to protect high-risk customers from malicious attacks in enterprise environments. With this release, Google Workspace has introduced a new “Verify it’s You” prompt to block suspicious account activities. Users will need…

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PowerShell

How to Find a  PowerShell Substring

Last Update: Jun 06, 2025

Need to search for or extract a substring inside a PowerShell string? Never fear, PowerShell substring is here! In this article, I guide you through how to ditch objects and search inside strings. The PowerShell substring Although you’ll hear me go on and on about object in the pipeline, there’s nothing wrong with parsing strings…

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Microsoft 365 Apps

Microsoft 365 Experience Insights Dashboard Now Available in Preview

Microsoft has launched a new Experience Insights dashboard this week. It is designed to give organizations an overview of several user experience metrics for Microsoft 365 apps and services. “You’ve told us that in large organizations, it’s often challenging to measure and manage employees’ end user experience with cloud services like Microsoft 365, because data…

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