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Network Proxies: The Different Types Explained
Network proxies are seen in many networks and used by enterprises, service providers and individuals. Three of the primary uses for proxies are forward proxies (seen in enterprise networks), reverse proxies (which deliver web services) and privacy/anonymisation focused proxies.
Using tcpdump: Options, Filters and Examples
'tcpdump' is a command-line tool available for UNIX based systems (including macOS and Linux) that captures network traffic and displays it on screen or saves it to a file. It is a simple but powerful tool for troubleshooting network problems, understanding protocols, investigating suspicious network activity, and much more.
Network Sockets and Ports
Network sockets are software structures that represent the endpoints of a network connection. A pair of sockets fully specify a network connection, and these connections enable communication in both directions. There are three main types of network socket: datagram, stream and raw.
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Free Cybersecurity Courses for Beginners
There are many different ways to learn about cybersecurity online, from free videos on YouTube to fully accredited university degrees costing thousands of dollars. In this article, we've put together a comprehensive curriculum of free online courses which can teach you everything you need to know to get started in cybersecurity.
Everything you ever wanted to know about cybersecurity job roles.
The analyst role is one of the most common jobs in cybersecurity. Various titles may be given to analyst roles such as Security Operations Center (SOC) Analyst, Security Analyst or Cyber Defense Analyst. Whatever the job title, ultimately, this job is about analysing data from a range of data sources (such as firewall logs and endpoint events data) to identify and mitigate threats.