Sending an e-mail with PowerShell

This is really useful if you want to test if a server is able to send out an e-mail through SMTP. Or just want to schedule a task to send out an e-mail once a month, Here are the details: … Continue reading →...

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List Active Users in Active Directory – PowerShell

I had to decommission a domain that was being used by a small number of users. I needed a list of all users that were still active on it. The below script will list all users that recently logged into … Continue reading →...

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Generating a Certificate request for a WebSite with OpenSSL

There are different ways to generate a certificate request for your site or blog. Below is an example how to create a certificate request with OpenSSL and how to convert it to a .pfx format so that it can be … Continue reading →...

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Implementing HTTP security Response Headers in IIS

I recently received a request from security to add security headers to a few sites that we host. Some were running on Windows 2012, Server 2008 and some on Server 2003. After some research I found that you can scan … Continue reading →...

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IIS 6 Remove “Server: Microsoft-IIS/6.0” from Response Headers

Here are quick steps how to remove the IIS6 header from a Windows Server 2003 running IIS 6. Your site may be exposing unnecessary information and security scanners in your workplace like qualys may flag it as a security risk. … Continue readi...

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BIG-IP F5 Client SSL Profile to Accept TLS 1.0 and forward as TLS 1.2

The F5 can be configured to allow a TLS 1.0 connection and forward it as TLS 1.2 to servers behind the VIP. This is really useful if you have an application running on an older system like Windows 2003 that … Continue reading →...

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Determine the TLS cipher suite used in a 3-Way SSL handshake

When using Microsoft Network Monitor 3.4 you can determine the cipher suite used in a 3-Way SSL handshake by inspecting the “Server Hello” frame. Specifically drill down to “TLSCipherSuites” section. Filter that shows you a 3-...

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Load balance an HTTPS web site with BIG-IP F5

I have configured an Active/Standby BIG-IP F5 pair in my other post, you can take a look at the network configuration there. This post will walk you through setting up a basic load balancer between two web servers in my … Continue reading &rar...

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Generating a Multi-Domain CA signed SSL certificate request

One of our DEV environments had a CA signed SSL certificate with 30 Alternative names, every time a new site was added I had to re-generate the cert and an additional DNS entry. Doing it through the wizard took forever … Continue reading &rarr...

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Restart a Remote Computer

Simple command to force RESTART a remote Server. I usually run this command from the domain controller that the server belongs to. /t xxx Set the time-out period before shutdown to xxx seconds./r Full shutdown and restart the computer./f Force &helli...

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