Cell Signal Antenna

Having a dropped call can be incredibly frustrating, especially when you look down and see that your iPhone has full reception. While there's any number of issues that can cause this, one common and often overlooked issue is your iPhone failing to switch cell towers as appropr ...more

Cell phone jammers, a DIY endeavor for the darker crowd. I'm pretty sure we've all considered having one at some point: whether the obnoxiously loud woman next to you is announcing private bedroom stories to a crowd on the subway, or your kids are grounded from using the phone ...more

Apple's fix to its previous fix—which was a complete and utter disaster—is rolling out now, thankfully ahead of the "few days" they stated earlier. The update to iOS 8.0.2 fixes the issues with cell signal and Touch ID, as well as the the previous bugs 8.0.1 aimed to squash. N ...more

If you've recently joined the ever-growing ranks of the cable cutters, you're far from alone. More and more people (myself included) are getting fed up with service providers' outdated subscription models and absurd pricing—and canceling their service. And why not? There are ...more

If you're a beta tester, you know Apple released iOS 13.3 this week, bringing with it stability for multitasking as well as minor changes throughout the OS. It seems Apple doesn't want the rest of us to go without this critical patch, as the company releases iOS 13.2.2 today, ...more

There are plenty of ways to speed up your wireless network at home, some as simple as changing the placement of your router. While you can always buy equipment to boost your signal, there are plenty of cheap or free DIY solutions you can try as well. Danilo Larizza shares a n ...more

Remember what life was like before your iPhone? Before there were palm-sized smartphones with seemingly endless features, there were phones like Motorola's RAZR that peaked with its embedded camera. Before that, there were simple flip phones with texting capabilities, bulky tw ...more

If you're in the market for a new smartphone, you'll likely scan spec sheets and read reviews of the top phones, compare display size and technology, RAM amount, and processors. But one factor that is often overlooked is cell reception — and for T-Mobile subscribers, there's o ...more

Every day of the week, WonderHowTo curators are hard at work, scouring the web for the greatest and most inspiring how-to videos. Every Friday, we'll highlight our favorite finds. Make your own G-spot & protect your car It's not what you think. The G-spot here does not refer ...more

There's a lot of talk about 5G these days. You might even think your iPhone is 5G-ready, since, well, it says so right in the status bar. 5G E, right? Sorry to burst your bubble, but no iPhone is capable of connecting to 5G networks yet, no matter how much you pay for that 11 ...more

In many urban areas, GPS doesn't work well. Buildings reflect GPS signals on themselves to create a confusing mess for phones to sort out. As a result, most modern devices determine their location using a blend of techniques, including nearby Wi-Fi networks. By using SkyLift t ...more

It's no secret that devices leak data, but sometimes they do so in ways you may not expect. Your phone, laptop, printer, and IOT devices leak Wi-Fi information that can (and is) used to track you. Today, we'll make a Wi-Fi probe logger with Probemon.py to track nearby devices ...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

Aircraft equipped with ADS-B are constantly shouting their location into the radio void, along with other useful unauthenticated and unencrypted data. In this guide, we will make an ADS-B receiver using a Raspberry Pi with a software-defined radio (SDR) dongle, which we can us ...more

If you're living or staying out in the middle of nowhere or a rural area outside of a big city or town — where there are no reliable cable, fiber, or wireless networks available — how can you get an internet connection? There are several possibilities, but they all come with t ...more

Welcome to Microwave Energy—the next part of my Making Electromagnetic Weapons series. For the Electromagnetic Pulse Generator, check out the last three articles (One, Two and Three). I'm sure almost all of you have used a microwave at some point in your lives. As a child, I ...more

Leaving your Wi-Fi radio "on" allows your smartphone to auto-connect to trusted wireless networks in lieu of using cellular data, but it also consumes battery power while it's constantly network hunting. If you forget to turn Wi-Fi off when you're on the go, expect a quick ba ...more

When learning Wi-Fi hacking, picking a compatible Wi-Fi network adapter is the first step to learning to crack Wi-Fi passwords. Many compatible adapters have swappable antennas, and there are several different kinds of specialized antennas you can add to a network adapter to ...more

Preserving battery life has become one of the biggest problems for the average user. Whether you're on Android or iPhone, your battery is probably a massive concern. While there are a ton of battery-saving tips out there, they mainly rely on you manually performing actions you ...more

If you've ever wanted to track down the source of a Wi-Fi transmission, doing so can be relatively easy with the right equipment. Using a directional Wi-Fi antenna and Wireshark, we can create a display filter to target any device in range to plot the signal strength on a gra ...more

Living in a densely populated city means that I usually have a strong cell signal, but that isn't always the case when I start driving out to the boonies. When I do get that occasional dropped call, it makes more sense to shoot off a text or email instead of trekking around tr ...more

The updates just keep on coming. Apple released the third beta for iOS 12 to public testers Wednesday, July 18, just after seeding the fourth iOS 12 developer beta to registered developers the previous day. This update comes thirteen days after the release of the second public ...more

In our first part on software-defined radio and signals intelligence, we learned how to set up a radio listening station to find and decode hidden radio signals — just like the hackers who triggered the emergency siren system in Dallas, Texas, probably did. Now that we can hea ...more

The Android Oreo Beta for the Galaxy S8 and S8+ has been available for nearly two weeks. Samsung started rolling out the Beta 2 update late last week in the UK, and just yesterday in the US. Unfortunately, the US version of the update firmware (G955USQU1ZQK6) experienced a cri ...more

The battery in the Samsung Galaxy S4 may pack 500 more milliamps per hour than the old S3 battery, but that doesn't necessarily mean more battery life. High-powered devices need lots of juice, and the S4 is definitely more powerful than its predecessor. The new battery can han ...more

The horizontal dotted icon in your iPhone's status bar serves as an indicator of your device's network strength. And while it does help provide an approximation of how strong your signal is, swapping it out to display an actual numeric value is a lot more precise and can chang ...more

As the official release of iOS 12 nears closer each day, Apple continues to update its betas. The company released the fourth beta of the upcoming software to developers Tuesday, July 17, exactly two weeks after the release of the third developer beta which came out just a few ...more

Hi, dear co-apprentices and wise masters. I've been recently trying to learn the basics to hacking here, and I've read all guides on Wi-Fi hacking and noticed no word is dedicated to this awesome script that comes bundled with Kali! Okay, it may be a potential skiddie toy, bu ...more

This year's big iPhone update, iOS 12, aims to solve many of the issues that arose during iOS 11's controversial, buggy tenure. With that in mind, it may be tempting to jump on board the new software immediately and leave iOS 11 in the dust for good. Here are some reasons why ...more

Struggling to keep up your wireless signal? If you're struggling to stream Hulu from the backyard DocZee's got an idea. Pull that old DirecTV satellite dish off the roof. Mod it into a 2.4GHz 802.11 WiFi booster antenna. Oh make that an antenna, that swivels! This hack is a ...more

Google's new Project Fi cellular carrier has been making waves across the mobile industry, so we decided to put it to the test against T-Mobile, one of the more established networks. For the actual testing, we slapped a SIM card from each carrier into two identical Pixel XL ph ...more

The Snapdragon 820 and 821 were met with praise last year, receiving almost no complaints compared to their overheating predecessor, the Snapdragon 810. But now, all eyes are on Qualcomm to see what goodies they have in store for us this year, as their new SoC, the Snapdragon ...more

There's a lot that goes into making a nice crystal radio set, so this is going to have to be broken down into two parts. The first part is the actual making of a functional radio, and the second part is making the whole arrangement look nice. In this part, I'm actually going t ...more

All fields of study have their own language. For people interested in learning about microbes, the language can sometimes be downright difficult — but it doesn't need to be. From antibiotics to xerophiles, we have you covered in an easy-to-understand glossary. Terms are liste ...more

Microcontrollers like ESP8266-based boards have built-in Wi-Fi, and that's really cool, but what's even cooler is that certain pro models of the D1 Mini also have a port where you can connect a directional antenna. This can give you exceptional range, but if you were to just p ...more

Samsung unveiled their new flagship device, the Galaxy S4, at a live event in New York City today. Here's a quick rundown of the specs and all of the new features that you can expect when you finally get your hands on one (whenever that will be). The GS4's Specs 5" 1920x1080 ...more

Welcome back, my hacker trainees! A score of my readers have been begging for tutorials on how to hack Wi-Fi, so with this article, I'm initiating a new series dedicated to Wi-Fi hacks. This will probably be around 6-9 articles, starting with the basics of the technologies. I ...more

Since iOS 6, "Respond with Text" has allowed us to quickly respond to a call we can't (or don't want to) answer. But Apple only gives you three options to choose from, and if you don't have time to type out your own response, those three might not cut it. Luckily, you can cust ...more

If you've grown bored of day-to-day hacking and need a new toy to experiment with, we've compiled a list of gadgets to help you take password cracking and wireless hacking to the next level. If you're not a white hat or pentester yourself but have one to shop for, whether for ...more

The new iPhone XS and XS Max have more issues than just their hefty price tags. Customers have only had the phones for a handful of days, but some are already complaining of cellular and Wi-Fi connectivity issues on both models. If your experience is the same on your XS or XS ...more

When you don't have a steady cellular signal or immediate Wi-Fi access but need to communicate with others around you, you can set up an off-the-grid voice communications network using a Raspberry Pi and an Android app. There are apps such as Bridgefy that will create a mesh ...more

Apple officially released iOS 12 to everyone on Sept. 17, and while the new iPhone XR, XS, and XS Max will come with the software by default, you have a choice on whether or not to update your current iPhone model from iOS 11. There are a lot of tempting features to want to up ...more