National Security Search Results

News: Hackers Can Remotely Set HP Printers on Fire: Is Yours Vulnerable?

Do you own an HP printer? If so, it may be vulnerable to malware attacks. Researchers at Columbia University discovered that 25% of Hewlett-Packard printers have significant vulnerabilities that put your printer in danger from hackers—even your home. With a budget of just $2,000, researchers Salvatore Stolfo and Ang Cui were able to hack into the printers using remote firmware to install malware, and in some cases even cause the printer to catch on fire. The main issue is with the printer's c...

How To: Scan for Vulnerabilities on Any Website Using Nikto

Before attacking any website, a hacker or penetration tester will first compile a list of target surfaces. After they've used some good recon and found the right places to point their scope at, they'll use a web server scanning tool such as Nikto for hunting down vulnerabilities that could be potential attack vectors.

How To: Everything You Need to Know About RCS Universal Profile

Google is on a mission to bring a better messaging experience to Android users. We've seen them try and fail over the years with various messenger apps, but this time, they're taking a different approach by working with industry leaders to create a new messaging standard. The result is RCS Universal Profile, or simply Chat, and it's finally catching on.

How To: Completely format a hard drive

In this video tutorial, viewers learn how to completely format a hard drive. Begin by downloading the Knoppix Live Boot CD. Then burn the newly download ISO onto a CD as a bootable disc. Use your BIOS to tell your computer to boot from the CD-ROM instead of the hard drive. With the Knoppix CD still in your CD drive, restart your computer to load up Knoppix. Once loaded, use Knoppix to run the “dd” command and reformat your hard drive. This video will benefit those viewers who want to learn ho...

How To: Pull the ice cold water in the hot shower prank

There are few things more relaxing than a hot shower after a long hard day of toil, and there are few times when people are so vulnerable or oblivious to the possibility of a little practical joke. A splash of almost freezing water will feel even colder within the warm security of a good shower. Watch this video pranking tutorial and learn how to ruin someone's hot shower with a hit of ice water. Use this as inspiration for one of your April Fools Day pranks!

How To: 11 New Apple Maps Features That Improve Hikes, Search, Favorites, Saved Locations, and More on Your iPhone

Apple Maps just received a major upgrade in its latest software update, and some of its new features are perfect for urban explorers, national park adventurers, and everyday travelers alike. Some of these enhancements provide more personalized and precise guidance, making every journey more enjoyable and efficient.

How To: Disable This Wi-Fi Option on Your iPhone to Increase Security & Prevent Unresponsive Apps & Webpages

You're out and about, and nothing on your iPhone will load. A glance at the settings shows a saved Wi-Fi network with full bars that your iPhone had connected to automatically, but you're not getting any internet. If you've experienced this, you're not alone, and there's something you can do about it. You'll even increase privacy and security on your iPhone in the process.

How To: 8 Different Ways to Mute Someone on Zoom That's Disturbing Your Video Meeting

If you're using or need to use Zoom, the popular video teleconferencing service, you've almost certainly heard about "Zoombombing" by now. While Zoom has been adding security measures to address the problem, there are other things you can do to prevent or stop Zoombombers in their tracks so that your video meetings and chats go undisturbed and uninterrupted.

How To: Use 'Sign in with Apple' on iOS 13 for Better Security & Privacy

We've all seen the login pages that allow you to log in to third-party accounts using your credentials from Facebook, Google, or Twitter. It saves you the trouble of creating another account and remembering more passwords — but it can also become a privacy and security issue, which is why Apple created the "Sign in with Apple" feature for iOS 13.

How To: Find Vulnerable Webcams Across the Globe Using Shodan

Search engines index websites on the web so you can find them more efficiently, and the same is true for internet-connected devices. Shodan indexes devices like webcams, printers, and even industrial controls into one easy-to-search database, giving hackers access to vulnerable devices online across the globe. And you can search its database via its website or command-line library.

How To: The 15 Most Popular Talks from DEFCON's Hacking Conferences

Every summer for the last 26 years, hoards of hackers have descended on the Las Vegas Strip for DEFCON, the biggest hacker conference in the US. There's a wealth of talks every season (DEFCON 27 has at least 95 scheduled), and there have been some essential topics to learn from in past discussions. We've dug through the last ten years and found the 15 most popular talks you should watch.