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Azure Active Directory B2B Collaboration

Azure AD B2B Collaboration is now Generally Available! Azure AD B2B collaboration capabilities enable any organization using Azure AD to work safely and securely with users from any other organization, with or without Azure AD.

You will find the documentation on the following site:


Getting Started with VMware vSphere PowerCLI

VMware are providing vSphere PowerCLI to make it possible to administer vSphere and vCloud Director using PowerShell.

A good startingpoint is the VMware vSphere PowerCLI Documentation page that is available at:

If you´re in a hurry you could follow my quick starting guide below:

Step 1. Download and install VMware vShere PowerCLI:
VMware vSphere PowerCLI is available for download from
Select the release you want to download from the drop-down list and click on the download-link.
Double-click on the downloaded installation-package and follow the instructions to install PowerCLI.

Step 2. Start PowerCLI and connect to a vCenter Server:
Double-click on the “VMware PowerCLI” icon to start PowerCLI.


Use the CmdLet ‘Connect-VIServer’ as shown below to connect to the vCenter Server:

Connect-VIServer -Server <server-IP> -Protocol https -Username '<Username>' -Password '<Password>'

Now you are ready to explore and manage the VMware vCenter environment using PowerShell. Start by executing the following CmdLet to list all available commands.


Essential penetration testing tools

I found a good blogpost that lists the most essential tools for penetration testing:
To summarise the post, the following tools are a good start:
– Laptop
– Vulnerability scanner (OpenVAS, Nexpose, Nessus)
– Word processor (Word, Writer)
– Internet access
– Liability insurance
– Virtualization (VirtualBox, VMware, Hyper-V)
– Kali Linux and a virtual Windows PC
– Network cables and a switch