How to Crack a Credit Card Number

Think credit card numbers are just a meaningless jumble of digits? A sort of number soup? Think again! Your credit card number isn't even number at all but rather a composite of four separate numbers, each of which plays an important, fixed role. Because of these roles, you c ...more

You've probably noticed how we like to stress the importance of a strong password. After all, there are still people out there who continue to use passwords like 123456 and even just "password". But passwords aren't the only barriers that protect your information. According t ...more

When I see the words "free trial," I know I'm probably going to have to whip out my credit card and enter in the number to "not get charged." Then I end up forgetting about the trial and want to kick myself in the ass when I see my statement at the end of the month. In order ...more

Samy Kamkar, the security researcher known for the MySpace Worm and his combination lock cracking skills (using an online calculator), is back—and this time, he's after your credit cards! Well, not really, but his latest project, dubbed MagSpoof, can spoof any magnetic stripe ...more

Gone are the days when you had to carry a clunky DynaTAC to make phone calls, pocket phone book for you contact list, Sony Discman for your tunes, and wallet for you cash and credit cards. Today, all you need is your smartphone. To be specific, Google's Nexus S 4G on Sprint. ...more

The Raspberry Pi is a credit card-sized computer that can crack Wi-Fi, clone key cards, break into laptops, and even clone an existing Wi-Fi network to trick users into connecting to the Pi instead. It can jam Wi-Fi for blocks, track cell phones, listen in on police scanners, ...more

Social engineering makes headlines because human behavior is often the weakest link of even well-defended targets. Automated social engineering tools can help reclusive hackers touch these techniques, but the study of how to hack human interactions in person is often ignored. ...more

Your social security number, credit card information, and medical history can fall into the wrong hands if you're not careful about how and where you share your data online. If you really care about your data, there are tools and techniques you can utilize to protect yourself ...more

The last iOS software update was a modest one, but iOS 17.4 has a lot more for your iPhone, including changes to emoji, Podcasts, security, Safari, widgets, Apple Cash, CarPlay, and more. Many of the exciting changes in iOS 17.4, as well as iPadOS 17.4, apply to users in the ...more

To name just a few companies, VK, µTorrent, and ClixSense all suffered significant data breaches at some point in the past. The leaked password databases from those and other online sites can be used to understand better how human-passwords are created and increase a hacker's ...more

Have you ever wondered how credit card numbers work? I mean, how they really work? How do they come up with the numbers? Credit cards actually follow a very specific pattern. Let's take a look at how they're set up. Example of a Credit Card Number 4485 3151 5882 2849 These ...more

As hard as you try to protect your valuable information with strong passwords and anti-doxing measures, there's nothing you can really do when someone else gives up your goods. And that is the case with the recent Global Payments breach. Global Payments is just one of the mid ...more

Social networks like Facebook and Google+ are great for staying connected with family, friends and coworkers—even fans. But sharing and communicating with practically anyone in the digital realm has alienated us from most of the flesh-and-blood beings we see everyday—our neigh ...more

Anonymity is very important to many internet users. By having your "e-identity" exposed online, you can be stuck with a number of unwanted issues, such as: Privacy invasion. Internet tracking. Exposure to being hacked. However, what if we wanted to spend money anonymously? T ...more

Tetherd Cow Ahead posts an interesting science experiment. All you really need is a little bit of iron powder and a magnet, and you can unveil the info behind the magstripe on a credit card.  You will need: A small amount of fine iron powder or iron oxide A magnet An old cre ...more

Chain locks are hardly highly secure to begin with, but a fun MacGyver-style trick nonetheless. Add it to the lock picking vault. Crack a Master Lock - Mathematically, No Shim. Open a Locked Door With a Credit Card. Wooden Combination Lock Demonstrates Inner Workings. DIY Digi ...more

Please share this info with all your facebook friends. It's not just Farmville players that are affected by scams and spam! This post will help you keep your facebook account clean and safe. We start by showing you a scam and discussing what is real, then we show you how to re ...more

Inspiration for tutorial: Foxtrot's "How to Trap a Tracker" If you have been following my past tutorials, (and it's fine if you haven't,) you would know how much social engineering and doxing I do. During these moments when we are convincing people that we are a different per ...more

Are you constantly traveling? Well, as a Hilton HHonors member, you can enjoy special treatment at all of their hotels and resorts. It's free to register, but the difficulty lies in climbing up their membership level. To reach Gold elite status, Hilton HHonors requires that yo ...more

Skype is a great way to stay in contact with friends and family over the internet, and people tend to share a lot in their chats, so why not try and find a way to hack it! Once a Skype account is hacked, you can view all conversations within the last three months, see how long ...more

Cryptography is the science of keeping secrets, or more specifically, the science of disguising them. As a point of fact, cryptography has progressed quite a bit farther and now encompasses file and message integrity, sender authentication, and pseudo-random number generators. ...more

Researchers at the University of California, Riverside and the University of Michigan announced recently that they have developed a hack that works 92% of the time on Google's Gmail system on Android, as well as with the H&R Block app. In addition, this hack worked 86% of the ...more

Apple's new iOS 8 has a ton of new features, and so does their revamped Safari app, only some of the features aren't quite as obvious as others. In this guide, I'll show you my 5 favorite Safari secrets in iOS 8 for your iPad, iPhone, or iPod touch. Video: . You Can Access Rec ...more

Your iPhone has a lot of personal information contained within it, so of course you want your device to be secure. You don't want that information getting into the wrong hands — or any hands other than your own, for that matter. This guide breaks down the new privacy settings ...more

A group ironically called the "Guardians of Peace" hacked into Sony Pictures' computer systems and released a mountain of internal information such as medical records, leaked scripts, work complaints, and even celebrity aliases. Why did this happen? Sure, a lot of well-though ...more

Streaming apps like Netflix, Hulu and Amazon Instant Video have been available on game consoles for a while, but if you're in a country where they're blocked, it can be hard to find a way around. There are apps and extensions like Hola Unblocker and Media Hint and that to bypa ...more

There are several ways to get around location restrictions on subscription sites like Netflix and Hulu using apps, extensions and proxies, but they tend to only work on laptops and computers. Users who want to access content from mobile devices and gaming consoles are usually ...more

Airports are terrible germ-infested purgatories where people sit around for hours without Wi-Fi while they anxiously await to get wherever they really want to go. Unfortunately, there isn't much we can do about waiting, but this little Wi-Fi hack could help make the waiting a ...more

The streaming content vision from Magic Leap recently underwent a quiet but major update, courtesy of AT&T. Previously, Magic Leap's retail and 5G partner AT&T made its DirecTV Now streaming television service available to Magic Leap One users. But now that the company has la ...more

Will the predicted apocalyptic date—December 21st, 2012—really be the end of the world? In this ongoing five-part series, we examine what would happen if zombies, nuclear weapons, cyber wars, earthquakes, or aliens actually destroyed our planet—and how you might survive. End ...more

Apple Card has generated quite the buzz since its March 2019 announcement. The iPhone maker's new credit card pairs with Apple Wallet on your device, is simple to sign up for, includes enhanced security over other cards, has zero fees, and provides daily rewards right to your ...more

PayPal is one of the most popular payment systems across the globe. It makes payments fast, easy, and secure, and with 250+ million users, it's not going anywhere. If you're new to the online service, one of the first things you should learn is how to add your bank account, cr ...more

Whether it's your credit card, your parents' new zip code, or a new work phone number, number sequences are everywhere. Sometimes it's important to actually remember them instead of always relying on a smartphone or the internet to remind you. For long number sequences, your ...more

The iTunes App Store makes it easy to buy an app or game on someone else's behalf, and it's a great way to send an iPhone user a thoughtful gift. The Google Play Store doesn't have such functionality, but there are still a few workarounds to accomplish the same goal: gifting a ...more

Most of us skip through documents like privacy policies and EULAs (end-user license agreements) because they're long and boring. But, as Congress just passed the SJR34 bill in early April, you're probably a little concerned about your personal data, so we summarized the privac ...more

For years, you could only make purchases with your Apple Cash balance on your iPhone using Apple Pay, but a new update gives you the power to set up a virtual card number you can use just like a debit or credit card. Using a virtual card number for your Apple Cash account is ...more

Using a strong password is critical to the security of your online accounts. However, according to Dashlane, US users hold an average of 130 different accounts. Memorizing strong passwords for that many accounts is impractical. Fortunately, password managers solve the problem. ...more

Do you have a junk drawer full of expired gift cards, membership cards, school ID cards, debit and credit cards, and other sturdy rectangular pieces of plastic you no longer use? Rather than tossing or shredding them, you can use them to scrape ice off your car windshield, or ...more

While iOS 11 is ready to take over your iPad, iPhone, and iPod touch, let's take a step back and check out all of the new features that iOS 10 brought to the public when it was released to everyone in Sept. 2016. Some of the updates from iOS 9 to iOS 10 were huge, as you'll s ...more

There's a feature that debuted in iOS 7 that lets you to save your credit or debit card information in Safari so that you can auto-fill text boxes when purchasing something online. Unfortunately, you still had to manually fill in your card info the first time, and if you wante ...more

With the iOS 13 beta right around the corner, Apple is churning out the betas for iOS 12.4 with developer beta 3 out today, May 28. It's the third beta in just 14 days and just eight days after developer beta 2 and public beta 2. The third beta may only house improvements over ...more

The saga of augmented reality startup Meta appeared to be at end, but there are new developments unfolding in real time that may either sink Meta deeper into trouble, or provide a tenuous lifeline for the beleaguered augmented reality company. On Thursday, the judge overseein ...more

While iOS 13 is not ready for public beta testers just yet, Apple is still testing iOS 12.4 out, and you can install that right now on your iPhone. The latest version, iOS 12.4 public beta 4, was released June 12, a day after its developer version. Since iOS 12.4 developer be ...more

Welcome back, my fledgling hackers! As nearly everyone has heard, Target Corporation, one of the largest retailers in the U.S. and Canada, was hacked late last year and potentially 100 million credit cards have been compromised. Happening just before Christmas, it severely da ...more

You saw our post on the 18 coolest new features of iOS 7, but now that you've had a chance to play around with your updated iPhone, it's time to lock it down. There are a surprising number of new privacy and security-related issues in iOS 7's default settings, from allowing A ...more

Over the years, we've seen security breach after security breach, as well as high-profile data scandals where collected personal information was misused by companies. Apple makes customer privacy a priority, so there have been few issues to worry about when it comes to its ser ...more

On an iPhone, it's easy to blur or cross out faces and sensitive information found in your images — just use Apple's Markup tool for all your obfuscation needs. Things aren't as simple when it comes to videos. There are no built-in iOS features to blur, redact, or otherwise ob ...more

Using Apple Pay in stores to make purchases is as easy as holding your iPhone near the NFC reader and authenticating with Face ID or Touch ID. That method uses the primary payment card in Apple Wallet automatically, and your primary card may change from week to week based on y ...more

Welcome back, my fledgling hackers! Hacking has a long and storied history in the U.S. and around the world. It did not begin yesterday, or even at the advent of the 21st century, but rather dates back at least 40 years. Of course, once the internet migrated to commercial use ...more

If you purchased your Nexus 5 from Google Play in the United States, we've got great news for you. In an unprecedented move, Google has started offering customers the chance to exchange their broken or water-damaged Nexus 5 for a new or refurbished unit—free of charge. Not ma ...more

This weekend, hackers broke into the servers of the popular shoe shopping site Zappos, giving them access to the personal information of 24 million Zappos customers. The user data taken included names, email addresses, billing and shipping addresses, phone numbers, the last fo ...more