If you’ve ever wondered how to find rogue devices on a network, scan other networks for interesting machines, rapidly find out what operating systems or software service versions are running on hosts on a given network and a whole bunch more, then NMAP is the free, open-source tool for you. And boy, you’re in for a treat, because here’s a full tutorial, courtesy of Al’s Geek Lab. There’s enough in this video to make you a competent network reconnaissance individual. Remember, with great power, comes great responsibility, so use this information wisely and legally!
IT security
Zoom Security Update
The popular video conferencing software, Zoom, has been subject to zero-day exploits and has also been leaking personal information. There’s an update out here, however, even after the update, the default settings may still be a little too lax for most users. This video shows you how to perform the update (April 3rd 2020), as well as change your settings to ensure your privacy and security.