# Hack Into Master Lock

### Behind the Hack : How I Discovered the 8-Try Master Combo Lock Exploit

In my last guide, I showed how you could crack the combination of any Master Lock combination padlock in 8 tries or less using my online calculator. Now, as promised, I'll be showing you how I devised the attack, which is based off the well-known technique that reduces the 64, ...more

### How To : Crack a master lock (not pick) to get the combo

Just like the title says, learn how to crack a master lock. Not pick the lock (picking a master lock will not get you the combo). You don't need any special tools to crack this master lock- all you need is the right technique. Crack master locks for fun only - don't use this f ...more

### How To : Unlock Any Master Lock Combination Padlock

Let's say you forgot the code to your Master Lock combination padlock. What can you do besides buy another one? Well, there's a surprising abundance of ways to open a combination lock other than with just the combination, some of which will even let you reset the code. Of cour ...more

### How To : Crack a Master Lock No5 Padlock with a soda can shim

Here is a short instructional video describing the weakness of large Master brand locks. See how to crack a Master Lock #5 with a soda can shim. It is so easy to hack and crack open almost any type of lock if you know its weaknesses. The only tool you really need to open a loc ...more

### How To : Hack an American Lock combination

You've seen plenty of videos about hacking Master Lock combinations. But what about those American Locks? They always seem to be forgotten, since Master Lock is the biggest combination lock producer out there. To get the American Lock combination hack, you needn't pull up on ...more

### How To : Crack Any Master Combination Lock in 8 Tries or Less Using This Calculator

Master Lock combination padlocks have been known to be vulnerable to an attack that reduces their 64,000 possible combinations down to 100. I've devised a new attack for cracking any Master combo lock that simplifies the process and reduces the amount of work down to only 8 co ...more

### How To : Hack into locks with lock bumping techniques

Today, learn the basics of lock bumping. Lock bumping is a lock picking technique for opening a pin tumbler lock using a specially-crafted bump key. One bump key will work for all locks of the same type. This video tutorial will show you how to hack into locks with lock bumpi ...more

### How To : Open a master lock with a beer can

In this how-to video you will learn to open a master lock with a soda/beer can or an empty gift card. This can prove to be helpful, so you can prank your friends, or just steal something. Not to endorse stealing, this instructional video is for informational purposes only.

### How To : Crack a Master Lock Combination Padlock the Easy Way

Lock picking is a great skill that takes lots of practice and patience to master, but some locks simply can't be picked, like a Master Lock combination padlock. With a combination lock, you'll have to do it the old-fashioned way—cracking combinations. Video: . If you were to t ...more

### How To : Pick a master lock number 5 and 3

Check out this instructional conning video that demonstrates how to pick a master lock number 5 and a master lock number 3. Follow the simple instructions outlined in the video and learn to pick master locks. First you're going to need a standard tension wrench, and some type ...more

### How To : Bypass a master lock number 175

Check out this instructional con video that demonstrates how to bypass a master lock number 17 in this locking picking tutorial. This technique will work on both old nad new combination locks. They all use the same mechanism. Learn how to bypass a master lock number 175 with t ...more

### How To : Use a master lock universal trailer coupler lock

The Master Lock universal trailer coupler lock is a simple device really, the key locks and unlocks it, when you unlock it the slide comes out where the ball would be in the coupler. When you want to lock back on to the coupler you push it back as far as you can and turn the k ...more

### How To : Crack a "safe" Master lock

Learn how a Master Lock known as a "safe" lock can be opened using a few simple items.

### How To : Use the master lock 2 5/16 Inch trailer coupler lock

See how to use a master lock 2 5/16 inch trailer coupler lock. The video starts off by showing you the actual locking mechanism itself. It has three positions, one obviously has a lock position, the second is the unlock position and the middle position here is the ratchet posi ...more

### How To : Bypass a number 175 Master lock

How to bypass/pick a #175 Master lock using a lock pick set.

### How To : Pick a Master Lock

This tutorial video will show you how to pick a Master Lock. This is an excellent video for anyone looking to learn about lock picking. Heck, it's even got a whiteboard.

### How To : Pick a master lock with a uni-ball pen clip

Watch this video to learn how to pick a master lock n0.3 with a Uni-ball pen clip as the tension wrench and a bobby pin or hair pin as the pick.

### How To : Pick a Master Lock #175 with a paper clip

Even though I am not the best locksmith in the world, the four-digit #175 model Master Lock is so easy to pick that all the hardened steel in the world isn't going to protect your belongings.

### How To : Pry open a master lock using only a Coke can

We now officially have a new use for Coke cans that has out-cooled Lady Gaga's Coke can curls from her video for "Telephone." Learn how to tear apart a lock with a Coke can by watching this video. All it requires is a Coke can and scissors. Do remember that this method only w ...more

### How To : Pick a Master Lock with a paperclip

In this video the viewers are shown how to pick a Master lock. He starts off by telling his viewers what items they need to start. A tension wrench is made from a pen cap and a pick from his sister's bobby pin. He then demonstrates how to successfully pick the lock. He also su ...more

### How To : Use a master lock trailer trigger style coupler lock

This trailer coupler lock from Mastker Lock is a simple to use lock, it's intended for trigger style coupler latches that have about a half inch span at the most. This video shows you how to use it.

### How To : Use a master lock trailer lock with coupler lock

As you can see the kit consists of three separate locks, one for the ball mount that goes in your hitch, one goes in the trigger or the latch in your coupler, and one fits in the coupler itself.

### How To : Use a master lock trailer coupler lock

Keep your trailer safe just like you would your car or truck! This video shows you how to use a trailer coupler lock. You can place this lock on your trailer when it is not in use and it prevents people from hooking up and stealing your trailer.

### News : Crack a Master Lock Mathematically, Without a Shim

Apparently it is possible to reduce 64,000 possible Master Lock padlock combinations down to just 100. The entire process is clearly illustrated in the below how-to from Mark Edward Campos. For an enlarged version, click here. Looking for something a little more interactive? W ...more

### How To : Hack a lock with a soda can shim

Don't know the combination to your lock securing all of your important gym socks? Maybe you just want to impress all of your friends by hacking a combo lock? Whatever the reason, this instructional hacking video will show you how to open a lock with a soda can shim the easy wa ...more

### How To : Unlock any iPhone with a simple lock screen hack

Learn how to replicate the much-publicized iPhone lock-screen hack (before Apple patches it)! This hacker's how-to will teach you everything you need to know. For complete instructions, including a detailed, step-by-step overview, and to get started unlocking your friends iPho ...more

### How To : Pick a Master 40 lock with a pocket lockpick set

See how to pick a Master Lock No. 40 with a folding lockpick set.

### How To : Hack a bike lock without a key

Hacking a bike lock is something that you may need to do sometime if you forget your combination or maybe just didn't bring the key for the lock with you. You should never hack a bike lock to steal anything and should know that this tutorial is for informational purposes only. ...more

### How To : Hack a combination lock with scissors & a soda can

This is episode 3 of the series. You will learn how to hack a basic combination lock. Using some basic household items such as a can of soda, scissors and the lock. He demonstrates and takes you through 7 steps, such as cutting the top of the can off, cutting a rectangle size ...more

### How To : Apply a Joint Lock Like a Master

By Zech Browning Shihan of Gyodokan Martial Arts. Step 1: "Storm Within the Calm - Putting It All Together - Part 1" Hello, my name is Zech Browning Sr. Shihan of Gyodokan Martial Arts. I have been teaching Martial Applications for many years. This video offers principles n ...more

### Digital Lock-Picking : This Simple Arduino Hack Opens Millions of Hotel Keycard Doors

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

### How To : Hack your iPhone to display an Android lock screen

Are you getting little jealous of all those Droid users out there? If so, check out this clip. In it, you will learn how to hack your jailbroken iPhone and install an Android style startup screen to take the place of your normal iPhone display. This will give your iPhone an up ...more

### How To : Break into Locks with Beer Can Shims, Bump Keys, & Just Plain Brute Force

Mechanical locks have been around since ancient Egypt, with the oldest known artifact found in the ruins of Nineveh, an ancient city in Assyria, Mesopotamia, which is just across the Tigris River from what is now Mosul, Iraq. It was a forerunner to our modern day pin tumbler l ...more

### How To : Crack and open a combination lock

This video won't show you how to crack a safe but it will show you the next best thing: cracking a combination lock or master lock! We do recommend only trying this on a lock you have forgotten the combination to and not other unlawful purposes. Watch this video tutorial and l ...more

### How To : Pick a Brinks high security lock

Ever wanted to learn how to pick a lock? Well, there's no better time than now to start learning the craft of so many locksmiths out there... lock picking. Just watch this video tutorial to see how to pick a Brink's high security lock. In order to hack the Brinks max security ...more

### How To : Pick single-pin locks

Ever wanted to learn how to pick a lock? Well, there's no better time than now to start learning the craft of so many locksmiths out there... lock picking. Just watch this video tutorial to see how to pick single-pin locks. Hacking a single pin lock is easier than most locks. ...more

### How To : Bypass security wafers when lock picking

Ever wanted to learn how to pick a lock? Well, there's no better time than now to start learning the craft of so many locksmiths out there... lock picking. Just watch this video tutorial to see how to bypass security wafers when lock picking. Security wafers on locks prevent ...more

### How To : Drop Everything! Here's How to Secure Your Data After Heartbleed: The Worst Web Security Flaw Ever

This time it's serious. Really. The largest web security vulnerability of all time went public on Monday, April 7th, 2014, resulting in widespread panic throughout the Internet as system administrators scrambled to secure their websites from the OpenSSL bug known as Heartblee ...more

### How To : Break into a Locked Suitcase Without Leaving Any Trace

Have you ever found something in your suitcase that wasn't yours? Maybe it was, but you're almost certain it wasn't. Maybe a friend slipped something in your baggage before your departure flight? Maybe the TSA was playing a joke on you, since they have all the master keys for ...more

### News : Samy's MagSpoof Hacking Device Was Just Featured on Mr. Robot

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

### How To : Turn an Innocent Dry Erase Marker into a Hotel Hacking Machine

A couple of months ago at the Black Hat security conference, hacker Cody Brocious gave the hotel industry a nasty surprise when he figured out how to hack the locks made by Onity that are used in millions of hotels worldwide. The reason his hack is so impressive is because it ...more

### Oops : Some Security Doors Can Be "Picked" with Canned Air

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

### How To : Hide Sensitive Files in Encrypted Containers on Your Linux System

As penetration testers, we sometimes need to securely store customer data for prolonged periods. Bruteforce-resistant, vault-like containers can be created with just a few commands to protect ourselves from physical attacks and unintended data disclosures. The subject of cryp ...more

### How To : Lock Your Photos, Videos, Files, & Passwords in a Digital Safe for iOS

If you are anything like me, you have a knack for taking silly selfies of yourself, i.e., taking scotch tape and wrapping it around your face to make yourself look like the blob, or perhaps you like taking selfies of yourself in weird or unusual situations doing weird and unus ...more

### How To : Lock Your Files & Create Password-Protected Folders in Windows 7/8

Technology has progressed by leaps and bounds and has blessed people in a number of ways, but at the same time, it has troubled them also. Computers are now used in every aspect of life. No matter if you are a businessman, an employee, a student, or even a housewife, a compute ...more

### Safe-Cracking Made Stupid Easy : Just Use a Magnet

SentrySafe puts all sorts of measures in place to protect your valuables and important documents. This particular SentrySafe has an electronic lock, four 1-inch bolts to keep the door firmly in place, pry-resistant hinges, and it's able to withstand drops of up to 15 feet. Tha ...more

### How To : Be More Secretive Using Hide SMS and Call Recorder

Some people are of extremely secretive nature. They do not like sharing their personal events in their lives with anyone. Thus people around that person wont be able to figure out details on their life's personal matters. It is not like they want to hide some mysterious secret ...more

### How To : All of the Ways You Can Use 3D Touch on Your iPhone

One feature in iOS you're likely underutilizing is 3D Touch, a highly useful, unique tool for iPhones ever since it first appeared on the iPhone 6S. Apple's pressure-sensitive interactivity gives iOS an extra layer of functionality, which can be clearly seen across the entiret ...more

### How To : Pick & open combination locks

In this video I explain how to open combination locks. All combination locks can be bypassed in one way or another. This lockpicking tutorial goes over different methods. Locks Used In Making This Video: Generic Combo Lock Master Lock 175 Master Lock 630 Places To Buy Warded ...more

### How To : Pick a warded lock

In this lock picking tutorial video series, I explain and demonstrate how to pick warded locks. Warded locks can be identified by the unique keyway they have. Warded locks use a very simple design. This allows the lock to be inexpensive and minimizes jamming from dirt and grim ...more

### How To : Open a padlock with a soda can shim

Watch this video and learn to hack a padlock with a soda can. Make a lockpick for a padlock using just a soda can. A few cuts and folds and you'll be a full fledged thief or prankster. You can pull a pratical joke on any of your friends with the soda can hack after watching th ...more

### How To : Unlock Car Doors with a Punctured Tennis Ball (Faux-To?)

Many have tried to prove (or disprove) that tennis ball lock picking really works, but it still seems up for debate. Mythbusters have supposedly debunked this technique (watch the video). Someone over at the Auto Blog also has tested this car lock method with failed results (w ...more

### How To : Hack LAN passwords with Ettercap

Want to hack a LAN? Well, hacking local area networks is easier than you'd think. And by watching a few short videos, you can become a master hacker, something every techie wants to achieve. And what's the best way to hack a LAN? Ettercap, a password sniffing program. The pro ...more

### How To : Hack Click Challenge! v3.0 for 10,000+ (11/14/09)

How to hack Click Challenge! v3. Master your clicking skills. For this clicking flash game, all that you need is your computer mouse and your hand. Just don't overdo it though or you may experience arthritis at an early age! Watch this video tutorial to learn how to hack Clic ...more

"Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, to share links, to share photos and videos of themselves and their friends, and to learn more about the people they mee ...more

### How To : Bypass the iPhone 4 passcode lock screen to make phone calls (iOS 4.1)

Want to make a phone call on an iPhone 4 running Apple's iOS 4.1, but don't know its passcode? Not a problem. In this clip, we learn a simple trick that will allow you to bypass the lock screen entirely and permit you to view the phone's contact list and place phone calls to a ...more

### How To : Killzone 2 Multiplayer Weapons Guide M80 Rocket Launch

Killzone 2 is the latest iteration of one of the Playstation 3's only reputable exclusive series. It's a great shooter, and has many guns that are well-balanced and each offer distinct advantages. If you want to master the game, you'd better know how to use each one properly. ...more

### How To : Successfully bypass padlocks with a lock pick

For lockpicking, there's tension wrenches and lock picks. There's all kinds of tensions wrenches (or spanners) out there, you just need to find the right one for you and it's best if it were stainless steel. The lockpick should also be stainless steel. To bypass padlocks, all ...more

### How To : Make lock picks for hacking locks

Do you ever lose your house keys? Well here is one extreme way of dealing with the problem, create your own lock pick! To create your own lock pick, you will need your own dremel, an electric grinder, and some hack saws. Follow along with this instructional how-to video to lea ...more

### How To : Pick master locks

See how to pick a Master Lock #5 and #3 with a tension wrench and picking tool.

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