Costly Errors Search Results

How To: Code a Dead Man's Switch in Python 3 to Encrypt & Delete Files Whenever You Don't Check In

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 tangible or intangible from harm. While there are more nefarious uses for a dead man's switch, white hats can put one to good use.

How To: Escape Restricted Shell Environments on Linux

The moment arrives when you finally pop a shell on the web server you've been working on, only you find yourself in a strange environment with limited functionality. Restricted shells are often used as an additional line of defense and can be frustrating for an attacker to stumble upon. But with enough patience and persistence, it is possible to escape these restricted environments.

How To: Get iOS 14's Picture in Picture Working for YouTube on Your iPhone

Aside from home screen widgets, one of the most exciting updates to the iPhone with iOS 14 is Picture in Picture mode. With it, you can watch minimized versions of videos on top of other apps so you can multitask like a pro. However, not every service is on board with Apple's new features. YouTube is the primary culprit, but there is a workaround.

How To: Create Your Own Home Screen Widgets in iOS 14 for an Even More Customized iPhone

Possibly the most popular feature in iOS 14, home screen widgets are here to stay. Apple created a ton for its own apps, and third-party developers keep building ones for their own apps. But home screen widgets go beyond that since you can make a widget for practically anything you want, from a custom news feed to an inspirational picture of the day — and this is how you do it.

How To: Read YouTube Videos as Articles on Your Phone Instead of Watching Them

Millions of people use YouTube every day, whether it's for trailers, new music, or gameplay walkthroughs. But according to Pew Research Center, over half of U.S. adults use YouTube to figure out how to do things. If you fall into that crowd, adult or not, sometimes it's good to have written instructions to follow along with the video or in lieu of it completely.

How To: Bypass PowerShell Execution Policy to Pwn Windows

PowerShell is an essential component of any Windows environment and can be a powerful tool in the hands of a hacker. During post-exploitation, PowerShell scripts can make privilege escalation and pivoting a breeze, but its execution policy can put a damper on even the best-laid plans. There are a variety of methods, however, that can be used to bypass PowerShell execution policy.

How To: Crack Password-Protected ZIP Files, PDFs & More with Zydra

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 from attackers. That's where Zydra comes in — a tool for cracking RAR files, ZIP files, PDF files, and Linux shadow files.

How To: Crack SSH Private Key Passwords with John the Ripper

Secure Shell is one of the most common network protocols, typically used to manage remote machines through an encrypted connection. However, SSH is prone to password brute-forcing. Key-based authentication is much more secure, and private keys can even be encrypted for additional security. But even that isn't bulletproof since SSH private key passwords can be cracked using John the Ripper.

How To: Write Your Own Bash Script to Automate Recon

Automation has been a buzz word for quite some time now, but the principles behind it are as strong as ever. For a hacker or pentester, Bash scripting is one form of automation that cannot be ignored. Virtually any command that can be run from the terminal can be scripted — and should be, in many cases — to save valuable time and effort. And a Bash script just happens to be great for recon.

How To: Lock Down Your DNS with a Pi-Hole to Avoid Trackers, Phishing Sites & 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 ever loading in the browser. Let's take a look at setting a Pi-hole up and customizing a blacklist to suit your needs.

How To: Program MicroPython NeoPixel Holiday Lights to Animate However You Want

Individually addressable LEDs, also commonly called "NeoPixels" after the popular Adafruit product, are a bright and colorful way to get started with basic Python programming. With an inexpensive ESP8266 or ESP32 microcontroller, it's easy to get started programming your own holiday lighting animations on a string of NeoPixels with beginner-friendly MicroPython!

How To: Trigger iMessage Effects with Just a Keyword

One of the coolest aesthetic features of iMessage is its animated message effects. If you're like many users, you might even have discovered them by accident, where wishing your friend a "Happy Birthday!" or congratulating them on a promotion unexpectedly flooded your screen with balloons or confetti.

Best Music Streaming Services: Spotify vs. Apple vs. Pandora vs. Tidal vs. Deezer vs. Amazon

Trying to figure out which music streaming service to subscribe to can be a difficult task when the playing field is so crowded. Each has its benefits, as well as downsides, so finding the right one for your needs and wants can take a lot of overwhelming research. But we've done all the research for you to help you find the best music subscription your money can buy.

How To: Steal Usernames & Passwords Stored in Firefox on Windows 10 Using a USB Rubber Ducky

A lot of people still trust their web browsers to remember every online account password for them. If you're one of those users, you need to adopt a more secure way of managing passwords, because browser-stored passwords are hacker gold mines. With a USB Rubber Ducky and physical access to your computer, they can have a screenshot of all your credentials in their inbox in less than 60 seconds.

Analyzing the Hacks: The Girl in the Spider's Web Explained

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 centered around hacker Lisbeth Salander. Of course, with the quick pace of some scenes, the hacks can be hard to follow.

How To: Use Beginner Python to Build a Brute-Force Tool for SHA-1 Hashes

Developers creating login systems know better than to store passwords in plain text, usually storing hashes of a password to prevent storing the credentials in a way a hacker could steal. Due to the way hashes work, not all are created equal. Some are more vulnerable than others, and a little Python could be used to brute-force any weak hashes to get the passwords they were created from.