Office 365 User Not Listed In Global Address Book

I recently completed a migration for one of my customers to Office 365 and came across a very interesting issue in that one of the users that had been migrated could not be found in the Global Address Book.  After a little bit of research, I managed to find the issue was due to not…



AD: Find Active Directory Lockouts

Recently I had a customer that kept getting their account locked out, due to someone try to brute force their way into the company by using the OWA portal that is hosted by their on-premise Exchange Server.  Initially trying to find this information was quite tricky and I found a really useful set of PowerShell…



O365: Enable Clutter on Individual Mailboxes

If you can’t for some reason enable the Clutter option within the Outlook portal (https://outlook.office.com) because the option just isn’t there, there is a very simple way to enable Clutter via the use of PowerShell.  This should only be done by your system administrator, so please ask them 🙂

 



Exchange 2010 – Find All Public Folders

Here is a nice PowerShell one liner that you can use to find all Public Folders within Exchange 2010:

If you want to have the contents copied directly to the clipboard (as I wanted to send the list to an existing customer), then just pipe clip on the end:

Voila!



PowerShell: Connect Virtual Machines to a New Switch

I have decided to expand on this post a little: https://www.remilner.co.uk/2017/02/22/powershell-list-all-hyper-v-virtual-machines-along-with-the-connected-switch/, which explains how to list all Hyper-V Virtual Machines along with the connected Virtual Switch.  I ran into an issue today, where one of the Virtual Interfaces on my Cisco UCS had an issue and therefore required to flip all my Virtual Machines onto…



PowerShell: Check if O/S is 32 or 64 bit

I was on a client site doing a PowerShell script for an application that could potentially be deployed to either a Windows 7 32-bit or a Windows 7 64-bit, and I was looking for a very simple method of checking to see whether the Operating System was 32-bit or 64-bit, as that would dictate the…



SharePoint Online Group Permissions

Recently, I wanted to dig into whom had full access to one of our SharePoint sites.  I noticed that by default it seems that the groups named Company Administrator and SharePoint Service Administrator get access to the SharePoint site by default.  This was a potential security risk, given the sensitive nature of some of the…



LastPass Security Failures and Successes

Over the past few days, I have been reading Twitter with interest from a particularly well known security expert called Tavis Ormandy (whom works on the Google Project Zero initiative) about some interesting LastPass vulnerabilities that could potentially expose user passwords in Chrome by just using a few lines of Javascript: Oops, new LastPass bug…



How to create symbolic links on Windows

You might be asking: “What the heck is a symbolic link?!”.  Well… It is kind of like an advanced shortcut.  With a traditional shortcut, it simply redirects you to the end location.  So if you have on your C:\ drive a shortcut called “Tools” to D:\Data\Tools, then Windows Explorer will launch a new explorer window to…



How to install Hyper-V role on Nano Server

Installing the Hyper-V role using remote PowerShell is not as easy as remotely connecting to a full fat Windows Server 2016 Server, in that you cannot just issue the PowerShell command of Install-WindowsFeature.  A bit of research pointed me in the right direction, and this is the method I used to install the Hyper-V role…