shell{&}co – Page 5

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

Replace string in file with sed

Some useful scenarios to use sed to replace string in file found here Replacing all occurrences of one string with another in all files in the current directory: These are for cases where you know that the directory contains only

Restrict a group’s rights to a specific command with sudo

Wikipedia sudo is a program for Unix-like computer operating systems that allows users to run programs with the security privileges of another user, by default the superuser. It originally stood for “superuser do” as the older versions of sudo were

List DNS conditional forwarders Active Directory forest wide

With this simple script, you will be able to retrieve the DNS conditional forwarder settings in all the domain controllers in the forest. To get the list of the domain controllers in the Active Directory forest, the cmdlet get-adforest is

How to count the mailboxes on each Exchange store

This script counts the number of mailboxes on each Exchange store Script : Get-MailboxDatabase | ` Select-Object Name,@{Name=”Number of users”;Expression={(Get-Mailbox -Database $_.name).Count}} | ` Out-GridView Reference Get-MailboxDatabase This cmdlet is available only in on-premises Exchange Server 2013. Use the Get-MailboxDatabase

Get statistics on Microsoft Exchange databases

This script gets the following Exchange database statistics : Server name Database name The last full backup The number of mailboxes The database size The average mailbox size The database whitespace Script : function Get-DatabaseStatistics { $Databases = Get-MailboxDatabase -Status

Get the cluster quorum type

Microsoft Clusters can be managed using Powershell cmdlets. To get a specific information on the cluster like the quorum type, this cmdlet can help: Get-Cluster -Name ClusterName | Get-ClusterQuorum Reference Get-ClusterQuorum Syntax Get-ClusterQuorum [-InputObject ] [-Cluster ] [] InputObject

Get operating system information using WMI

Fill a host file (hosts.txt) with the hostnames you want to retrieve the operating system information Script : $Catalog = GC “C:\hosts.Txt” ForEach($Machine in $Catalog){ $QueryString = Gwmi Win32_OperatingSystem -Comp $Machine $QueryString = $QueryString.Caption Write-Host $Machine “:” $QueryString } Reference

Get HP iLO board informations using XML

The purpose of this script is to retrieve the following HP iLO board informations : HP Server model, iLO model, iLO firmware version. You only need a host file filled in with all your iLO IP addresses. The script has