Password Protect a File in Xp

Microsoft Office files can be password-protected in order to prevent tampering and ensure data integrity. But password-protected documents from earlier versions of Office are susceptible to having their hashes extracted with a simple program called office2john. Those extracted ...more

What's the easiest way to keep track of your website passwords? Maybe in a password-protected document on your computer? Makes sense. But surprisingly, this is no easy task in Mac OS X. Snow Leopard does not have an easy one-click option for password protecting files and fold ...more

You may have asked yourself, "How do hackers take my password, if the website owner can't?" The answer is simple. When a website stores your login password for the site, it is run through a cryptographic hash function before it enters the database (if the website isn't Sony). ...more

There is a near-infinite amount of ways a computer can be broken into. But that does not mean that there isn't a reason to secure our computers as best as we possibly can. It's like the principles of a secure house. Which are the most secure houses? The ones with locks and adv ...more

While you may not have loads of secret files hiding on your computer, there might be one or two items that need a little extra security, like a file of website logins or a folder of risqué photos. Mac OS X does have FileVault as a good security option, which uses XTS-AES 128- ...more

Everybody knows not to store sensitive information in unencrypted files, right? PDFs and ZIP files can often contain a treasure trove of information, such as network diagrams, IP addresses, and login credentials. Sometimes, even certain files that are encrypted aren't safe fro ...more

For anyone wanting to keep information private, plain text is a format of the past. Instead, cheap, powerful encryption is widely available, but often not easy enough to use to attract widespread adoption. An exception to this rule is EncryptPad, an easy to use application tha ...more

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

Before we dive any further into getting your Mac ready for hacking, I wanted to continue on with the concept of encryption. In the last part, we talked about full disk encryption on your Mac, but now I want to quickly cover the encryption of disk images before we dive into man ...more

Think back to when you last wanted to transfer some music or videos to your friend's smartphone and how difficult and slow it was. As powerful as our phones are, the default file sharing options are limited. There are, fortunately, some better options which make moving files e ...more

Passwords stored in web browsers like Google Chrome and Mozilla Firefox are a gold mine for hackers. An attacker with backdoor access to a compromised computer can easily dump and decrypt data stored in web browsers. So, you'll want to think twice before hitting "Save" next ti ...more

With a simple social engineering trick, sudo passwords can be captured in seconds without the target's knowledge. The passwords can then be saved to a file or exfiltrated to another computer on the network. After exploiting a system, penetration tester's and hackers will ofte ...more

Cracking the password for WPA2 networks has been roughly the same for many years, but a newer attack requires less interaction and info than previous techniques and has the added advantage of being able to target access points with no one connected. The latest attack against t ...more

As smartphone users, we live in dangerous times. The value of phones continues to rise, making them prime targets for thieves. In 2015, the FCC estimated that one million phones are stolen each year, and with several devices starting to hit the $1,000 mark now, these numbers a ...more

Permanently deleting files is something that a lot of people aren't aware of. Actually, most people think that once a file is deleted, it is gone forever. This is not the case. Hard drives write to the disk via magnetic charges, positive and negative correlate to 1s and 0s for ...more

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

The Motorola XOOM was just released last week to Android-hungry fans waiting the next best thing to Apple's iPad. But should it have been released, considering Verizon's switching to the 4G LTE network soon? From what I saw across Android forums, yes—because most could not wa ...more

Hello and welcome to another InfoSecurity World tutorial. The intent of this article is to teach one how to encrypt sensitive files. When set up correctly with a strong password, it would be almost impossible to hack. Even the FBI have had issues decrypting this software. I'm ...more

The Shadow Brokers, a hacker group known for its dump of NSA hacking tools in 2016, has just leaked their remaining set of data which implies that the NSA compromised SWIFT, the global provider of secure financial services, to spy on banks in the Middle East. The hackers have ...more

Welcome back, my neophyte hackers! I have already done a few tutorials on password cracking, including ones for Linux and Windows, WEP and WPA2, and even online passwords using THC Hydra. Now, I thought it might be worthwhile to begin a series on password cracking in general. ...more

Step 1: What Exploit Development Is and Why Should I Be Interested on About This Topic An exploit is a piece of software, a chunk of data, or a sequence of commands that takes advantage of a bug or vulnerability in order to cause unintended or unanticipated behavior to occur ...more

Last weekend, some unlucky Gmail users inadvertently had their email accounts wiped out. Actually, it was 0.02 percent of all Gmail users—or roughly 40,000 of the 200 million who use the email service, due to an "unexpected bug" which affected copies of the data. Gmail does ma ...more

Social Profile Change the privacy settings on your social profile (Facebook, MySpace, Friendster, Twitter, etc.) so that the following information can't be found by a random person who you didn't accept you as a friend: Birthdate E-mail address Hometown Pictures A hacker ca ...more

Want to be able to print wirelessly without having to buy a pricey network printer? Now you can! All you need to do is follow these simple, quick, steps. What you need: At least two computers running Windows Normal non-network printer A network Once you have all of these th ...more

Have you ever wanted to make your own Minecraft server on Windows? This tutorial will teach you how, without having to download Hamachi. The whole process is a lot simpler than you might think, and it will only take a few minutes! You will need: Firefox web browser Computer ...more

Join the Pilot program and learn how to fly! But you're not going to be flying airplanes in this Pilot program, you'll be trying your hands at Google's first laptop computer. It's called the Cr-48, a black notebook wh ich runs an extraordinary operating system— Google Chrome. ...more

You've had a massive hard disk failure.. ...in your PC or laptop and like a large number of people who think it will never happen to them...you did not have a backup of those 2000+ family pictures, those hundred of important Word documents, those family videos that you downlo ...more

Dropbox continues to make headlines with their recent programming blunder which left the accounts of its 25 million customers wide open during a four-hour time span. During the duration, anyone in the world could access any Dropbox profile by typing in any password. And seeing ...more

Today's guide is on creating a password protected folder on Windows 7 without any additional software. Yes, you heard that right. No extra software at all! This guide is intended for beginners. But please note, this method should not be used to store financial or otherwise hig ...more

When you're out and about in the dangerous world of Wi-Fi, it's hard for the average computer user to stay protected, or even know what being protected entails. Little do most people know, Windows 7 has a built-in security that few people take advantage of: a VPN (Virtual Priv ...more

If you're interested in bypassing Windows and Linux passwords, there is a great tool from the good people at Kryptoslogic. Have you ever forgotten your administrator password? Have you ever bought a used computer with a password on it? Well, Kryptoslogic have created a boot-di ...more

There are loads of reasons for somebody to want to recover a Windows password, and there are lots of different ways of doing it. My favorite of all of these ways is to use a piece of software called Ophcrack because: The free tables are suitable for almost all uses (I've neve ...more

Anonymity is something that doesn't exist today. Everything you do in the world is tracked, from the purchases you make to surfing the internet—even taking pictures on your iPhone. Everything you have ever said and done on the internet is still there—somewhere. This is called ...more

Welcome to Part 3 in my series on protecting your computer from prying eyes (Part 1, Part 2). In today's segment, we will be going over drive encryption using the TrueCrypt program on Windows OS. Drive encryption is a technique that masks your data with a cryptographic functio ...more

Today's tutorial will teach you how to erase data permanently so that it cannot be recovered. Many believe that having a file shredder on the computer means you are up to no good. So when might you want to use a secure eraser? Lets say you scanned your drivers licence because ...more