How to Make Security Door

Security researcher Samy Kamkar, best known for his MySpace Worm, and most recently for his online calculator that can help you crack any Master Lock combination, is at it again. This time he's figured out how to break into security doors that have a motion-sensing egress syst ...more

Many operators use elevators to control access to particular floors, whether it be the penthouse at a hotel or a server room in an office building. However, the law requires them all to have a fire service mode, which gives emergency access to restricted floors, and a hacker c ...more

Does your network begin to crawl right around the time your sinister-looking next-door neighbors get home from work? Do you harbor suspicions that one or more of them may be stealing your Wi-Fi? It's easy to find out. And equally easy to give freeloaders the boot. In the guide ...more

Health, safety and security are three main issues which determine if your cruise is a successful vacation. Health Health is a big issue because if one person gets sick, the entire ship can become infected. Gastrointestinal illness is the most common illness aboard cruise sh ...more

Someday, maybe not today, maybe not tomorrow, but someday, you'll find yourself on the road in your car, maybe on the highway, and you'll hear something. With your air conditioning on full blast and your stereo so loud your ears feel like they are bleeding, you normally would ...more

This video gives a step by step tutorial how to service a Porsche 944. The service is demonstrated on an S2, but most steps are very similar for other versions. The video has a German soundtrack but English subtitles are available at YouTube. Working under the car Remove engi ...more

When choosing a security system for the office, Billy Chasen decided to ditch the traditional lock & key barricade for something a little more 21st century. He hacked together a device that uses a web server, servo motor and some parts from Home Depot to enable locking & unloc ...more

Remember that scene in The Matrix when Trinity uses a realistic Nmap port scan, followed by an actual SSH exploit (long since patched) to break into a power company? Well, believe it or not, but that scene is not far fetched at all. If you want to exploit vulnerabilities and r ...more

Have an HTC smartphone? Chances are that some of your stored personal data has been hijacked by malicious apps on your device. Android apps that have permission to access the Internet, which is pretty much every ad-supported app out there, can snag valuable information such as ...more

From Boing Boing, a highly amusing photo gallery of illegal goods seized by airport customs officials in Australia. Some are fairly typical, but others really make you wonder... Yes, I'm most definitely talking about the tropical fish skirt lady. Mr. Potatohead filled with 293 ...more

We love tearing apart security here at Null Byte. Several years back, upon returning items to Wal-Mart due to a malfunction, I noticed something very peculiar about the way their overall procedure goes. I brought the item up to the desk, and the woman asked if it didn't work, ...more

He may have just started his teenage years, but Laurence Rock's future is looking pretty good after inventing an ingenious doorbell device called Smart Bell. He's already sold 20,000 units to telecoms giant Commtel Innovate, and is securing a second deal with an unidentified c ...more

What is Indirect Care? Does it affect the CNA's exam result? Indirect Care entails your behavior in terms of how you communicate with the resident, valuing residents' rights and residents' safety and security. Indirect Care is absolutely important because: (1) it is a graded p ...more

A Self-Protection Guide 1) You can help protect yourself from violent crimes. Self-protection involves:Avoiding crime * Without a doubt prevention is your best prevention against crime.Knowing what to do in case of an attack* An attack can happen despite your best efforts to p ...more

You've probably seen those deep-web images floating around on the Internet. Usually, it goes something like this: There is a towering iceberg and the deeper the underwater portion extends, the more “hidden” and “exotic” the content is described to be. Sometimes these images ar ...more

Haven't you ever wanted to live in a futuristic home? I think that homes are headed towards an era where they will be controlled by our computers and smartphones. No longer will you have to find your keys to unlock your door, or wait until you get home to monitor your security ...more

People sometimes ask me about the IT industry here in the states. These folks are usually either trying to get into a certain field, or looking to switch or move into another one. Right now, you may currently be a Computer Science major that will be graduating shortly and are ...more

If you follow the Anonymous, Occupy, and IT security scenes, you have no doubt heard about a dox release. What is it? How can it hurt you? And most importantly, how can you protect yourself from it? Some of these steps might seem common sense, while others will be an ah-ha! mo ...more

Social engineering is described as the clever manipulation of the natural tendency of human trust. All of the passwords, locks, and encryption in the entire world are useless against a good social engineer who can charm or trick you into giving it up. But what once started as ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

Wireless networks. Nowadays, everyone uses 'em, but most don't secure 'em. On average, I can drive up and down any block in my city and find at least one or two open or semi-open networks on any given day. With some changed MAC addresses for good measure, an attacker can use y ...more

Get a white van, maybe block out the windows except for the front, have two Jackass members driving the van, stop at a stop light or a stop sign in a busy residential area where there are lots of pedestrians and cars. then have a single person in the back of the van break out ...more

The latest film addition in the American-produced Millennium series, The Girl in the Spider's Web, was just released on Blu-ray a few days ago. As you could expect, the movie has many hacking scenes throughout, just like the previous English and Swedish language movies centere ...more

Attention cheapskates and locksmith apprentices, this key copying solution is stunningly simple. We've really mulled over this one. As you can read in the comments below, people struggle with executing this successfully. But it can and will work. You just have to modify your ...more

Welcome back Hackers\Newbies! Hey guys first of all I would like to explain my absence here in NullByte. I got a little "occupied" with "other things". When I got back, I saw all these HowTo's, articles, Help Questions, I decided, I need to share more of what I have, to you g ...more

It used to be that you only had to worry about maids rummaging through your belongings in your locked hotel room. But now anyone with 50 bucks of hardware and some programming skills can hack their way in—as long as it's locked by keycard. At the Black Hat security conference ...more

One of the biggest problems in data security is authentication of data and its source. How can Alice be certain that the executable in her inbox is from the venerable Bob, and not from the not-so-venerable Oscar? Clearly Alice wants to know because if this file is actually sen ...more

Rooting a mobile device may not be a big deal these days, but not being able to root definitely is. Even the Library of Congress, National Telecommunications and Information Administration, and White House can agree on that. Since the release of the Samsung Galaxy S3, the int ...more

There's always an iPhone in our list of top phones for privacy and security, due in large part to advanced security measures like Face ID, consistent iOS updates, and easy ways to prevent unwanted access and excessive data sharing. However, some of those options actually do th ...more

Your brain holds a lot of precious information and is capable of great feats. However, there's one quality that doesn't lie among its strengths—memory security. Yes, that's right, your brain can be hacked, and it doesn't take a psychologist to do it. Anyone with the right know ...more

Locking your keys inside of your car is frustrating, to say the least, especially if you're in a hurry to get somewhere. You can always call AAA roadside assistance or a locksmith, but you'll probably have to fork over some money, as well as wait for them to get to you. You mi ...more

Welcome back, my future hackers! After my first tutorial about doxing, I decided I would dive a little bit deeper into the world of social engineering. In this tutorial we will learn some basic social engineering techniques to get into a company building, find out more informa ...more

Who likes security? I like security. I lock my doors at night, and so should you! That's why it's exciting to me that Samsung has just announced its May security update. It's like getting a brand new, top-of-the-line lock for free, but for your phone. Where do I signup? Here ...more

Samy Kamkar, security researcher and friend of WonderHowTo, just had one of his devices featured in Mr. Robot. If you've never heard of Samy, you've at least probably heard of one of his hacks. For instance, the Samy computer worm that hacked MySpace, his compressed air trick ...more

If you're like me, you have a secret dream of living in a house completely covered wall-to-wall and carpet-to-carpet in bubble wrap. Until you have enough of that pliable transparent plastic with air-filled bubbles, there are some truly practical things you can do with the lit ...more

Want to secure your home? There are plenty of ways to go about it. You can make your doorbell send you a text if someone rings it while you're not home, or build a motion-triggered security camera. Even better, you can beat potential crooks at their own game by installing a do ...more

Hackers can be notoriously difficult to buy gifts for, so we've curated a list of the top 20 most popular items Null Byte readers are buying during their ethical-hacking studies. Whether you're buying a gift for a friend or have been dying to share this list with someone shopp ...more

You watched the live stream, pored over the specs, and are now super excited for the Google Pixel 4. But specs don't tell you everything. After using the Pixel 4 XL for over a week now, we've found several things you wouldn't know without getting your hands on the phone. Most ...more