Having taught both A+ and Python courses, I have used IP subnetting as a topic to teach some fundamentals about logic. This is an important skill for IT professionals and developers to understand, yet there are so many that have not picked up these concepts. In this post, I will explain: What is subnetting? Why … Continue reading IP Subnetting and ANDing
Hardening SSL/TLS in Windows Server

Over the past few years, I have had to address cryptographic vulnerabilities on Windows Server by disabling SSL v2, SSL v3, TLS v1, and RC4. Here is a script that I cobbled together (could definitely be improved): Harden-SslTls
My Winding Journey with iOS
Prior to the arrival of the iPhone, I purchased the Samsung Blackjack Windows Mobile phone which integrated well with my work (I do a lot with Exchange Servers). Time went on and I never really bought into the hype and life was good. A couple of years ago, I was working with a customer doing … Continue reading My Winding Journey with iOS