Password Protect a File in Xp

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

KeePassX, 1Password, and LastPass are effective against keyloggers, phishing, and database breaches, but passwords managers rely on the operating system's clipboard to securely move credentials from the password vault to the web browser. It's within these few seconds that an a ...more

Google, Amazon, and Facebook are always listening. But what's worse? Hackers are listening, too. Windows PCs are particularly vulnerable, but with a few simple commands, a remote attacker can even take over the microphone on someone's Mac computer, streaming audio and listenin ...more

Screenshots taken from a compromised computer can provide hackers with access to private emails, photographs, and information found in sensitive documents. This data can be used by the attackers to build profiles of a target for social engineering attacks and blackmail or even ...more

I was on our new #nullbyte IRC channel when someone told me how tedious it is to install an OSX Virtual Machine on Virtual Box (I think it was wawa). We all know Linux rocks (gets acknowledgement from the crowd), but there are morons out there, multiplying at a never before se ...more

I hate to break it to you, but you're probably here because you were trolled. Thanks to a Photoshopped image making rounds across Twitter, Apple fans were tricked into believing that iOS 8 allowed them to lock individual apps, accessible only through a passcode or fingerprint ...more

The next libSSH or OpenSSH exploit may be just around the corner. Keep your SSH service out of Shodan's database before hackers find new ways to bypass the password protecting the server. Shodan has been called the "hacker's search engine" because it's literally a searchable ...more

In a previous guide, I demonstrated how to extract images from a security camera over Wi-Fi using Wireshark, provided you know the password. If you don't know the password, you can always get physical with the Hak5 Plunder Bug. Using this small LAN tap, we can intercept traffi ...more

The conversation of which operating system is most secure, macOS vs. Windows, is an ongoing debate. Most will say macOS is more secure, but I'd like to weigh in by showing how to backdoor a MacBook in less than two minutes and maintain a persistent shell using tools already bu ...more

Hashes containing login passwords are transmitted between Windows computers on local Wi-Fi networks. By intercepting and decrypting these hashes using Responder and John the Ripper, respectively, we can learn a target's login credentials which can be later used to gain physica ...more

Koadic allows hackers to monitor and control exploited Windows systems remotely. The tool facilitates remote access to Windows devices via the Windows Script Host, working with practically every version of Windows. Koadic is capable of sitting entirely in memory to evade detec ...more

There are more than 2 billion Android devices active each month, any of which can be hacked with the use of a remote administration tool, more commonly known as a RAT. AhMyth, one of these powerful tools, can help outsiders monitor a device's location, see SMS messages, take c ...more

Adding to the recent recent slew of bugs and issues within iOS 7, it now seems that emails sent with attachments are not encrypted, despite Apple's claims that they are. According to security researcher Andreas Kurtz, versions of iOS 7, iOS 7.0.4, iOS 7.1, and the current iOS ...more

When programming an Excel-file with links between sheets and assorted macros for whatever is needed you may want the file to behave as a program so that users can not access the ribbon even by double-clicking on the top bar. Protect the code from being accessed by pressing alt ...more

Who wouldn't want to know if someone was trying to log onto their personal computer without their permission? Be it your annoying co-worker or your girlfriend, there are many cases where people may try to gain access to your desktop or laptop. Having a strong password is the ...more

Megaupload was one of the very first file-sharing sites I ever used. But since 2005, the beloved (and pretty gangster) Kim Dotcom, has been in a legal battle with the U.S. Justice Department over copyright infringement. Major movie studios and music labels went after Megauplo ...more

Want to take advantage of your neighbor's super fast Wi-Fi connection? If they're smart, they probably have it password protected (otherwise you wouldn't be reading this, would you?). But if you have an Android phone, you can get back at them for always parking in your spot an ...more

If there's one strength of Apple's that iOS and Android fans can agree on, it's the company's dedication to user privacy. With each new iteration of iOS, Apple builds upon these foundations, enhancing and increasing each iPhone's ability to protect its user's data. In iOS 12, ...more

With an ordinary birthday card, we can introduce a physical device which contains malicious files into someone's home and deceive them into inserting the device into a computer. In my last series, we used a Post-it note to trick a neighbor into visiting a website that we cont ...more

This is the very first article in my series on setting up a Mac for hacking. In this series, I will be operating under the assumption that you have a clean install of macOS (previously OS X). If you aren't starting with a clean installation, there may be a few differences, but ...more

Windows has always been pretty customizable, and there are a ton of ways to change up the way your PC looks—though, it hasn't always been easy. In the past, changing anything other than wallpapers, titlebars, and fonts involved long hours of switching out system files with mod ...more

You can easily lock any folder on your Windows computer with a simple Notepad hack. By creating a batch file, you can hide a folder and require a password be entered before it becomes visible and accessible. This is a great tool for locking sensitive information, like pictures ...more

Apple's iOS 13 for iPhone includes new features in Safari that make browsing the web a little bit better when compared to iOS 12. Some changes are small while others add functionality that just wasn't there before. Plus, there are more security enhancements. While Safari didn ...more

The Windows 10 desktop and microphone can be livestreamed without using Remote Desktop Protocol (RDP) software and without opening any ports on the target computer. A hacker with low user privileges can monitor and exfiltrate a target's every move and private conversation in r ...more

Identifying vulnerable devices and services on a target router can be difficult without leaving logs and other traces of an active attacker on the network. However, there is a way to covertly decrypt and view Wi-Fi activity without ever connecting to the wireless network. Whe ...more

The internet is constantly under siege by bots searching for vulnerabilities to attack and exploit. While conventional wisdom is to prevent these attacks, there are ways to deliberately lure hackers into a trap in order to spy on them, study their behavior, and capture samples ...more

Leaked databases get passed around the internet and no one seems to notice. We've become desensitized to the data breaches that occur on a daily basis because it happens so frequently. Join me as I illustrate why reusing passwords across multiple websites is a truly awful prac ...more

There are many impressive features on a Samsung Galaxy Note 2, but just like any other smartphone on the market, the most used one is the camera. How many times did you take a picture today? Or admire all the selfies in your gallery? Or upload a video to Instagram, Vine, or Sn ...more

It's good to password-protect your PC to make sure that your personal files, folders, and important documents are safe and can't be modified without your permission. Though, entering the password all of the time before using your computer might frustrate you. Don't Miss: Cool ...more

The Pi-hole project is a popular DNS-level ad blocker, but it can be much more than that. Its DNS-level filtering can also be used as a firewall of sorts to prevent malicious websites from resolving, as well as to keep privacy-killing trackers such as Google Analytics from eve ...more

The "Zoombombing" trend is still strong on the Zoom video meetings service, despite security measures Zoom put in place to stop it. That's why it's up to you, as either a host or co-host, to be proactive about preventing Zoombomber harassment, as well as stopping it whenever i ...more

A hacker with privileged access to a Windows 10 computer can configure it to act as a web proxy, which allows the attacker to target devices and services on the network through the compromised computer. The probes and attacks appear to originate from the Windows 10 computer, m ...more

Smartphones and laptops are constantly sending Wi-Fi radio signals, and many of these signals can be used to track us. In this guide, we'll program a cheap IoT device in Arduino to create hundreds of fake networks with common names; This will cause nearby devices to reveal the ...more

In the previous article, we learned how to set up our VPS, configure our PHP server, and developed an in-depth understanding of how the payload works. With all that taken care of, we can get into disguising our payload to appear as an image and crafting the note in the greetin ...more

Hello everyone! I'm glad to post my first tutorial and hope you will appreciate it. I'm a beginner in hacking so I don't have a lot of stuff to teach you, but maybe this tuto would help some of you. And sorry for my limited English... I do my best. In this tutorial I will sh ...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

Hi guys. I'm here to go for level 7 now lets get it start but i apologize u all that i posted this very late but now lets rock: Level 7 this level says: This time Network Security sam has saved the unencrypted level7 password in an obscurely named file saved in this very di ...more

Social media is where we post our thoughts for the world to see, but sometimes a little more exclusivity is needed. And that's where Scrambls comes in. Scrambls if a free extension for Chrome, Firefox, Safari, and Internet Explorer that scrambles your messages for super cool ...more

Its official: On May 8, T-Mobile finally released the Android Oreo update for the LG V30 and V30+. Now, every major US wireless carrier has pushed the update. For me, this update is a big deal. Not only does Android Oreo bring some new tools and features, but LG has also inclu ...more

RedRabbit is an ethical hacking toolkit built for pen-testing and reconnaissance. It can be used to identify attack vectors, brute-force protected files, extract saved network passwords, and obfuscate code. RedRabbit, which is made specifically for red teams, is the evil twin ...more

It's nearly impossible not to be at least somewhat familiar with Microsoft Excel. While it's needed for many office jobs and data analysis fields, hackers could also benefit from improving their spreadsheet skills. Many white hats already know some of the essential Excel hacks ...more

Haptic feedback is one of the iPhone's most underrated features. With Face ID, you'll feel a satisfying tap or two when buying something in the App Store or iTunes, unlocking protected notes, viewing saved passwords in Settings, and the list goes on. For the first time, Apple ...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

Smartphones are still "phones," which means communicating with others is usually a primary use. Ranging from a simple "hi" to a more personal conversation and even sharing passwords, our messages should remain private so that only the intended recipient sees their content. Whi ...more

With the hype surrounding the iPhone 8, Apple's announcement that it's developing driverless software, and the new iOS 11 beta out, it seems like the tech giant is constantly in the news. Today, Apple's continuing this streak with updates for its iWork app suite on iOS and mac ...more

Dirty, malformed, and outright mischievous text strings have long been the enemy of interactive website developers. Strings contain any combination of letters, numbers, spaces, and punctuation, and are entered into text boxes on websites by users. These strings in particular c ...more

Sometimes you need a password to gain access to an older running Windows system. Maybe it's a machine in your basement you forgot about or a locked machine that belonged to a disgruntled employee. Maybe you just want to try out your pentesting skills. When you need to access ...more

Hello, my web huggers! In today's tutorial we will learn how to use the Google Hacking Database (GHDB) developed by Exploit Database, to find vulnerable web servers and "juicy" information. In today's modern age, it is important for the hacker to be able to dig up and find in ...more

Computer system authentication is critical to keeping systems safe from unwanted users, intruders, and abusers. Basically, authentication is the process of the potential user proving they are an authorized user. As most of you know, authentication into secure computer systems ...more

Thanks to a couple of photoshopped images that made rounds across Twitter last year, iPhone users were duped into thinking that iOS 8 included a security feature that would lock individual apps. Of course, none of it ended up being true, but we covered other features and apps ...more

Thanks to Verizon Wireless, I pay over $220 a month for my phone bill. It's just me on the plan—no family members, and it's not even unlimited data. So, when I receive that data alert message telling me that I've used up 90% of my plan and that I've still got a few more week u ...more

Welcome back, my fledgling hackers! Sometimes, for a variety of reasons, we can only get a command shell on our target system. For instance, with Metasploit, it's not always possible to get the all powerful Meterpreter on our target system. In other cases, we may be able to c ...more

Whether it's embarrassing pictures and videos on your smartphone, or files you just don't want anyone reading, there are plenty of ways to hide them. For most devices, that means installing third-party apps like Gallery Plus - Hide Pictures, Sectos - Photo & Video Vault, TimeL ...more

Sending and receiving files between Android devices has no shortage of options—Bluetooth, email, MMS, and Wi-Fi are just a few of the more popular ones that we use. While the choices for this functionality are plenty, problems can arise with connectivity issues and file size ...more

We share links on an almost daily basis, usually not even thinking twice about it. Whether you're sending a funny cat video to your sister, or letting your coworker know where to go to download relevant files, there are plenty of reasons you might be giving someone a URL. But ...more

Having access to your computer from your cell phone is an extremely useful feature. Whether you need to edit documents or send files that are on your home desktop, or you simply want to watch movies you have saved on your computer, access is key. Kind of makes you wish you co ...more

No matter how many PSAs are published on the topic, studies continue to show that we are generally terrible at creating secure passwords and PINs. Using the same password (or variations of it) for multiple sites is another huge no-no that the majority of people ignore, and eve ...more

If you've got more than one computer, it can be a huge pain to switch form one to the other. Between files, settings and apps, it can take a while to transfer everything—and if you're running different operating systems, it's even worse. Image by Onion A new feature on Window ...more

A dead man's switch is a fairly simple concept. If you don't perform a specific task before a set amount of time, it'll perform a specific action you set. They can be handy not just for hackers but for everyone who wants to protect themselves, someone else, or something tangib ...more

I recently picked up a Pixel Slate when Google had a deal going on. I'd been in the market for an Android tablet since the Nexus 7, and this was the closest thing to it. Unfortunately, I soon learned Chrome OS and Android aren't as integrated as I had hoped. What do you do if ...more