Configure

To install fail2ban, issue the command: With the installation complete, start and enable the fail2ban service with the command: Configuring fail2banWe're going to create a new configuration file, specific to SSH, that will define the port, filter, logpath, the number of failed attempts allowed before an IP address is blocked (maxretry), the amount of time between failed login attempts (findtime), the number of seconds for which an IP address is banned (bantime), and an IP address (the loopback address -- which…

There’s a lot to explore in macOS — from file sharing to keyboard remapping — so you’d be forgiven for not having discovered every single feature that Apple’s desktop operating system has to offer. One of the most useful and yet less well known features is something Apple calls hot corners.Like keyboard shortcuts, hot corners can help you do more in less time on your Mac. The idea is that certain actions are triggered when you move the pointer into one of the corners of the display. Better yet, you’re able to configure…

Apple’s Mac Studio is an elegantly designed desktop PC that fits into tight spaces. It’s also one of the quietest desktops you’ll find, making it an unobtrusive choice, while also providing surprisingly fast performance. But while the Mac Studio offers decent connectivity, it’s also a sealed enclosure with zero expandability. What you order is what you’ll have forever, so choosing carefully when configuring your Mac Studio is vital. This guide will help you make the right decisions. Specs and configurations…

How to configure specific DNS servers on your ChromebookWhat you'll need: The only thing you'll need for this is a Chromebook with an updated version of Chrome OS. Make sure to always keep your operating system up-to-date, so you always have the latest features and (more importantly) the latest security and bug fixes. Log into your Chromebook and open Settings by clicking the system tray (bottom right corner of the screen) and clicking the gear icon. In the Settings window, click Network and then select the wireless…

Threads, the Twitter rival by Meta, went live on Thursday and the new microblogging platform has already racked up more than 50 million sign-ups just over a day after it was launched by the Facebook parent firm. You can log on to Threads with your Instagram credentials and the app will alert you every time one of your Instagram contacts follows you back. Also, you will be alerted when your posts on Threads receive likes, replies, reposts, and mentions. These constant notifications can get tiresome — but there are a few…

June Wan/ZDNETSpam isn't just for inboxes. Over the years we've seen a constant rise in the amount of spam phone calls that range from trying to sell you better insurance, political missives, and even the occasional threat. Also: The best Android phones right now Thankfully, the Pixel line of phones has some pretty handy tools built right into the phone app to help you banish those spam calls. These built-in configuration options work in conjunction with Google's spam database (which is frequently updated) to keep…

Too Long; Didn't ReadThe imports field has a good chance of becoming a standard way to configure path aliases for many developers in the coming years. It offers significant advantages compared to traditional configuration methods and is already supported by common development tools (as of April 2023). However, it also has some limitations that can be mitigated by following recommended configuration practices. Too Long; Didn't ReadThe imports field has a good chance of becoming a standard way to configure path aliases…

Accessing the Apple Mail Settings window from the menu bar. Screenshot by Jack Wallen/ZDNET Enabling junk mail filtering in Apple Mail on MacOS. Screenshot by Jack Wallen/ZDNET You will probably want to enable Move it to the Junk mailbox under When junk mail arrives. If you do that, I would highly recommend you enable the following:Sender of message is in my Contacts.Sender of message is in my Previous Recipients.Message is addressed using my full name.Trust junk mail headers in messages.The reason you want to…

How to get a VS Code-like experience in Jupyter with a great text editorPhoto by Douglas Lopes on UnsplashOur previous article stated that many engineers do not consider JupyterLab a complete IDE. One of the main reasons is that JupyterLab does not have a powerful text editor like VS Code or Sublime Text.JupyterLab allows users to create and share documents that contain live code, equations, visualizations, and narrative text. It’s the perfect tool for this kind of interactive work. However, the truth is that its text…

Apple’s MacBook Pro has emerged as among the best laptops you can buy in the 14-inch laptop and 16-inch laptop spaces. The newest versions have been upgraded to Apple’s M2 Pro and M2 Max CPUs, which build on the original with more cores, faster speeds, and even better efficiency. The laptops are highly configurable, at least when it comes to the CPU, GPU, RAM, and storage, and so you have some choices to make when selecting your machine. This guide will go over some of the more salient points to help you make the…