Get the free space on remote computer disks

With this simple script, you will be able to get the free space available on the C: drive on a list of remote computers. I’m using WMI to request the remote computers. You can use two different ways for the…

Automatically install and renew Let’s Encrypt certificates

Automatically install and renew Let’s Encrypt certificates The Electronic Frontier Foundation is the leading nonprofit organization defending civil liberties in the digital world. Founded in 1990, EFF champions user privacy, free expression, and innovation through impact litigation, policy analysis, grassroots…

List domain controllers forest wide with OS version

This powershell script will allow you to get a list of your domain controllers and their operating system versions. This script uses information stored in the Active Directory database using the cmdlet get-adcomputer

My Powershell script categories Active Directory…

Retrieve Active Directory domain controller OS forest wide

Retrieve Active Directory domain controller OS forest wide This script uses the information stored in the Active Directory database to retrieve the domain controller FQDNs qnd their operating system. The script follow the steps below enumerate the domain names in…

Logoff user session remotely

I found a useful method to use WMI to logoff remotely a user session (on a workstation for example). It has been tested successfully on a Windows 7 computer. This WMI method can be found with the following command:

Configure OCSP Stappling

What is OCSP OCSP is a protocol to check the revocation status of a certificate. This check is performed on the CA Implementation example found in this Wikipedia article: Alice and Bob have public key certificates issued by Ivan, the…

Online SSL configuration checker

I have found a website to check my web server SSL configuration: SSL checker from High-Tech Bridge In the past, I was using the free tool provided by Qualys It seems to me the tool from by High-Tech Bridge gives…

WMIC command on Ubuntu 16.04 LTS

I have written several months ago a post on how to install the wmic command on a linux system. Some additional steps are required now to get the wmic command on an Ubuntu 16.04 LTS server. Description Windows Management Instrumentation…

Configure HKPK on Apache

What is HKPK The Wikipedia explanation is the following: HTTP Public Key Pinning (HPKP),[1] sometimes incorrectly known as certificate pinning, is a security mechanism which allows HTTPS websites to resist impersonation by attackers using mis-issued or otherwise fraudulent certificates. For…

Fake update screens

Funny site before the weekend about fake update screens: fakeupdate Prank your friends and colleagues with fake update screens! Press F11 to go fullscreen Press ENTER to cause a BSOD You have the choice between the following operating systems: Windows…