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Over the last few years, I have found myself at many IT events, some big such as Blackhat and some slightly smaller such as Cisco Huddle. Regardless of size, I have always taken away valuable information from all the events I have attended. It’s an experience to attend IT events,…
We all have traditional anti-virus solutions installed on our computers to protect us from harmful viruses these days. These traditional anti-virus solutions are installed on your computer along with virus definitions (signatures) and require updating regularly to ensure you are protected against the latest known viruses. The problem with this…
According to ZDNet, the cost of Ransomware hit $1 billion in 2016. Businesses and unsuspecting users were hit with popular ransomware such as Locky and Crylocker and found themselves locked out of their own systems. Many of those affected by ransomware found themselves paying large sums of money to salvage their…
In this article I will explain demultiplexing and how it works by walking through a .pcap file taken from the lab in the screenshot below. We will focus on the data flowing from PC1 and SW1 to R1’s ingress port. Demultiplexing (DEMUX) is the method in which the TCP/IP stack uses…