Welcome back, my aspiring cyberwarriors! In the first part of this series, I introduced you to the basics of networking including IP addresses, ports, NAT, and DHCP. In this lesson, I want to introduce you to the basics of TCP/IP, i.e., Transmission Control Protocol (TCP) and Internet Protocol (IP). These are the most common protocols […]
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Welcome back, my aspiring cyberwarriors! Many of you who aspire to a career in cybersecurity have written me asking whether networking is a key hacker skill. The answer is an unequivocal YES! You are very unlikely to be successful in this field without a fundamental understanding of networks and networking. As a result, I have […]
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Welcome back, my aspiring cyber warriors! Understanding the many network protocols can enhance your ability to gain information and access to your target. Address Resolution Protocol (or ARP as it commonly known) is used on Ethernet networks to assign IP addresses to globally unique MAC addresses. In this way, when a new system enters the […]
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Welcome back, my aspiring cyber warriors! In this series, we are exploring networks of all kinds and how to break them. In this tutorial we will examine subnetting and CIDR notation. To begin, let’s state the obvious. First, to become a network engineer or network security engineer you should understanding subnetting. Second, there a number […]
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Welcome back, my aspiring Digital Forensics Investigators! Although Wireshark is the most widely used network and protocol analyzer, it is also an essential tool to the field of network forensics. For that reason, every Digital Forensic Investigator should be proficient using Wireshark for network and malware analysis. This tutorial is intended to provide the aspiring […]
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