What is the best penetration testing methodology to follow in 2021? Penetration testers are constantly in high demand as there is not enough supply for this valuable skill to businesses today. With the rise of internet based companies and organizations developing larger networks for communication, document sharing among others… There is a constant need to […]

Are your planning to carry out a network penetration test? Do you feel overwhelmed with all the nuts and bolts of network penetration testing and don’t even know where to start? A few years ago when I was new into network penetration testing I often got frustrated trying to find the right network pentesting checklist

Last updated: July 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: These are the tools professional pentesters use to find and exploit web-application vulnerabilities. If you’re learning, start with the free, open-source options — ZAP, SQLMap, and Burp Suite Community — which cover most of what you’ll need;

Last updated: July 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: Kali Linux is the industry-standard penetration-testing OS — but you do not really learn Kali, you learn to hack with Kali. The most effective path for most people is Learn Ethical Hacking From Scratch, which teaches every

Active Directory runs identity for most of corporate on-prem IT, and “knows AD properly” — not just resetting passwords, but Group Policy, delegation, and now hybrid Entra ID — remains one of the most reliably employable sysadmin skills. This guide covers the best Active Directory courses in 2026 and answers the certification-cost question this page’s

Last updated: June 2026. Written by Josh Hutcheson, OnlineCourseing editor. See our review methodology. QUICK VERDICT Bottom line: If you’re new to Jira, start with Jira for Beginners (4.6★). If you run agile projects, Atlassian’s own Agile with Atlassian Jira (4.7★, on Coursera) is the better fit. Most picks here are inexpensive Udemy courses; Atlassian’s

By Josh Hutcheson · Updated July 2026 · Every course below was load-tested this month, with current ratings and last-updated dates pulled directly from the platform. Good PLC training is hard to judge from a course card. Industrial automation moves slowly compared to web development, so a 2019 course can still teach you plenty —