At $439, the DJI Flip could be a good starting point for people who don’t typically buy drones at all. You can unfold it, launch it from your hand with a single button, land it on your hand again, or optionally use joysticks, all while capturing higher quality photos and video than the immediate competition.
Technology
Why does my PC freeze and how do I fix it? Expert answers
Computers are complex machines. They sometimes run into issues like any machinery. One common issue many of us face is our computer freezing or becoming unresponsive.
If you are dealing with a PC that locks up occasionally, don’t worry; you’re in the right place.
We’ll discuss what causes a computer to freeze and what you can do to fix it and get your computer running smoothly and efficiently again. (Mac users, get these 8 tips to speed up your Mac’s performance.)
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Why do PCs freeze up?
PCs can freeze up for a variety of reasons, some related to software and others purely mechanical. Here are a few different reasons your computer might be freezing up.
Insufficient RAM: If your PC does not have enough memory (RAM), running too many programs, or even browser tabs, at once can cause your computer to freeze due to a lack of system resources.
Overheating: If your computer’s CPU (central processing unit) or GPU (graphics processing unit) generates too much heat, it might lock up as a preventative measure. Rising temperatures within your PC can cause a shutdown to protect its integrity. Check out our best cooling pads for your laptop by clicking here.
Software or Driver Conflicts: Errors in a program can create conflicts and cause your PC to freeze up. Driver conflicts often create instabilities in your computer’s internal system, including freezes. A device driver, such as a USB driver, can also cause a device to freeze if it’s outdated, conflicts with another driver or does not work properly.
Hardware Issues: A defective stick of RAM, hard drive, video card or other hardware can cause your PC to freeze.
Corrupt Operating System Files: Corrupt operating system files can cause several problems, including your PC locking up.
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How to fix a frozen PC
More often than not, a frozen PC is an issue that has simple solutions. Here’s a step-by-step guide to help you unfreeze your computer and get it running smoothly again.
Step 1 — Give it a moment
Sometimes PCs appear frozen, but they are actually just slowly processing tasks. Give it a minute or two to see if it resolves itself first.
Step 2 — Check for overheating
Make sure to check that your computer’s vents are not blocked and that your internal cooling fans are working properly.
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Step 3 — Close unresponsive programs on your PC
Press Ctrl+Alt+Delete and select Task Manager. From the task manager, you can end any programs and processes using a lot of CPU power. If your Windows desktop, including the taskbar and Start menu, freezes, you can sometimes restart Windows Explorer to fix these problems.
Step 4 — Restart your PC
If the above steps haven’t worked, try restarting your computer.
Step 5 — Check for updates and drivers
Ensure that your operating system and all your drivers are up to date. Outdated software can often cause system freezes. By default, Windows will scan your computer’s programs and install the recommended drivers for system stability. Make sure Windows Update is turned on for automatic updates.
Step 6 — Run a virus scan
Malware can also cause computers to freeze. We recommend running a full system scan using antivirus software to ensure your computer is malware- and virus-free. The best way to protect yourself from clicking malicious links that install malware that may get access to your private information is to have antivirus protection installed on all your devices. This can also alert you of any phishing emails or ransomware scams. Get my picks for the best 2024 antivirus protection winners for your Windows, Mac, Android & iOS devices.
Step 7 — Free up disk space
If your hard drive is full, it can slow down your PC and cause it to freeze up. In that case, you’ll want to try to optimize your computer’s performance by cleaning the files on your computer.
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Step 8 — Install more RAM
If your PC frequently freezes, you may need more RAM. Consider upgrading its memory. Depending on where you are, you can bring your computer into a BestBuy or MicroCenter, and a technician can install the RAM. Depending on which company built your computer, you can also likely send it in for a RAM upgrade.
Step 9 — Restore to an earlier state
Use the Windows System Restore feature to restore your computer to its previous state. Beware, though, that using system restore will restore everything on your PC to its original state on the date you selected. Make sure to back up anything you need.
Is it time for a new desktop or laptop?
If you are working with an older laptop or desktop, it might be time to look at new computers on the market. Our list of the best desktop computers is available here, and our list of the best laptops is available here.
Kurt’s key takeaways
It’s always a good idea to keep your PC updated and regularly check for potential hardware issues. If any problems related to freezing persist, you might want to consider getting professional help. Remember also to regularly back up your data to prevent any potential losses.
Can you share a “computer freeze” horror story and the lessons it taught you about computer maintenance? Let us know by writing us at Cyberguy.com/Contact
For more of my tech tips and security alerts, subscribe to my free CyberGuy Report Newsletter by heading to Cyberguy.com/Newsletter
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Copyright 2024 CyberGuy.com. All rights reserved.
Technology
North Korea linked to crypto heists of over $650 million in 2024 alone
Hackers in North Korea stole a total of $659 million in crypto across several heists in 2024, according to a joint statement issued today by the US, Japan, and South Korea. The report specified five such incidents, like the $235 million theft from the Indian crypto exchange WazirX that is being newly attributed to the Lazarus Group. That organization is estimated to have stolen billions across previous attacks over the last decade, including $625 million stolen from Axie Infinity in 2022.
As recently as September 2024, the United States government observed aggressive targeting of the cryptocurrency industry by the DPRK with well-disguised social engineering attacks that ultimately deploy malware, such as TraderTraitor, AppleJeus and others. The Republic of Korea and Japan have observed similar trends and tactics used by the DPRK.
A warning issued by the FBI last September noted that their methods to gain access for delivering these payloads include “individualized fake scenarios,” such as enticing victims with prospective jobs and business opportunities. All three countries advised businesses in the industry to check out the latest warning to reduce their risk of “inadvertently hiring DPRK IT workers,” as described in this recent report by CoinDesk.
They’ve also used long-time common phishing tactics against employees of crypto firms, such as convincing impersonations of trusted contacts or prominent people of interest in related industries, with realistic photos and information likely lifted from public social media accounts of known connections.
Technology
Hackers claim massive breach of company that tracks and sells Americans' location data
When we talk about data privacy, tech giants like Google and Facebook are often blamed for using personal data to show ads and recommendations. Less discussed are the businesses whose entire business model revolves around collecting your data and selling it to other companies and governments. These companies often operate in legal gray areas, with the consent required to collect user data buried deep in the fine print.
What’s even more concerning is that these data brokers fail to adequately protect the data they collect. Last year, National Public Data made headlines for failing to secure 2.7 billion records of individuals whose data it had harvested. Now, hackers have reportedly stolen data from Gravy Analytics, the parent company of Venntel, which has sold vast amounts of smartphone location data to the U.S. government.
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What you need to know about the breach
Hackers claim to have breached Gravy Analytics, a major location data broker and parent company of Venntel, a firm known for selling smartphone location data to U.S. government agencies. The compromise is massive, including sensitive location data that tracks precise smartphone movements, customer information and even internal infrastructure, according to a 404 Media report.
The hackers are threatening to make the stolen data public. The files contain precise latitude and longitude coordinates of the phone and the time at which the phone was there. Some even indicate what country the data has been collected from.
Hackers have claimed access to Gravy’s systems since 2018. If true, this represents a serious security lapse on the company’s part. It is baffling how companies that collect and sell user data (a practice that arguably shouldn’t be allowed in the first place) failed to protect it from being leaked.
404 Media also suggests that the hackers gained deep access to the company’s infrastructure, including Amazon S3 buckets and server root access. The exposed customer list reportedly includes major companies like Uber, Apple and Equifax as well as government contractors like Babel Street.
HERE’S WHAT RUTHLESS HACKERS STOLE FROM 110 MILLION AT&T CUSTOMERS
What this breach means for people
This data breach highlights the serious security flaws in the location data industry. Companies like Gravy Analytics and Venntel have been profiting from collecting and selling sensitive location data, often without proper user consent. They’ve prioritized profit over security, and now the privacy of millions is at risk. This data could end up on black markets, endangering individuals, especially those in vulnerable situations, by making them targets for harassment or worse.
The FTC’s recent crackdown on Gravy, announced in December, underscores their negligence. The proposed order will prohibit these companies from selling or using location data, except in specific cases like national security or law enforcement. The implications are worrying. Sensitive locations like schools and workplaces could become easy targets for those with malicious intent.
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5 ways to stay safe in the age of data breaches
The Gravy Analytics breach serves as a sobering reminder of the vulnerabilities in the digital age. While it’s impossible to control how every company handles data, you can take steps to minimize your exposure and protect your privacy. Here are five actionable tips to stay safe.
1) Limit app permissions: Many apps request access to location data, contacts and more, even when it’s not necessary for their functionality. Regularly review the permissions for apps on your smartphone and revoke access to anything that feels excessive. For instance, a weather app doesn’t need access to your microphone or camera.
2) Use a VPN: Virtual private networks (VPNs) can mask your IP address and encrypt your internet activity, making it harder for data brokers and hackers to track your online behavior. A good VPN adds an extra layer of security, especially when using public Wi-Fi networks. For the best VPN software, see my expert review of the best VPNs for browsing the web privately on your Windows, Mac, Android and iOS devices.
3) Opt out of data sharing where possible: Some companies allow you to opt out of having your data collected or shared. Services like Your Ad Choices and privacy settings within platforms like Google can help you reduce the amount of data collected. Check for opt-out options with any apps or services you use frequently.
4) Avoid free apps that monetize data: Free apps often generate revenue by selling user data. Instead, consider paid versions of apps that explicitly prioritize privacy. Research the company behind the app to understand its data handling policies before downloading.
5) Invest in data removal services: Data removal services can help you regain some control over your personal information by identifying and removing it from people-search websites, data broker platforms and other online databases. Check out my top picks for data removal services here.
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Kurt’s key takeaway
Companies that collect and sell user data pose a significant threat to privacy, and when they fail to protect this data, it often ends up in the hands of even worse actors. Cybercriminals, and even some governments, can exploit this information to target individuals. It is crucial to implement stringent repercussions for these companies when they fail in their duty to safeguard user data. A mere slap on the wrist is not enough. We need real accountability to deter negligence and protect individual privacy rights.
Should companies face stronger penalties for failing to protect personal data? Let us know by writing us at Cyberguy.com/Contact.
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Technology
DJI Flip official: the unique bicycle spoke folding drone starts at $439
In August, my colleague Thomas Ricker told you how DJI rival Hover had changed the game by selling a $349 flying camera that doesn’t require people to learn joysticks; with the $199 DJI Neo, DJI looked poised to muscle in on that in a big way. But the $439 Flip not only lets you launch and film basic dronies, orbits, and follow-me shots from the drone itself, it dramatically increases camera quality, flight stability, battery life (a quoted 31 minutes), and lets you launch it faster. You just won’t be able to fly it FPV like some of us were hoping.
Not only is the Flip the first DJI drone to look like a Star Wars AT-AT walker or a penny-farthing bicycle when folded, it’s also the first to automatically power on when you unfold it, saving two button presses. And when you flip out each of its four spoke-filled full-coverage propeller guards — which DJI says are a first for its folding drones — they join an auto-braking, forward-facing 3D infrared sensor to protect the camera from any front impacts as well.
1/9
And while that camera isn’t quite as impressive as the 1.0-inch type found on DJI’s Osmo Pocket 3, I was impressed by my first results in good light! It’s smaller 1/1.3-inch 4K60 sensor with 4:3 aspect ratio is capable of taking 2.7K vertical video or 48 megapixel stills behind a fast f/1.7 aperture lens. Here are a couple of my unedited early flights, a drone selfie, and a photo, to give you an idea:
Frankly, the DJI Neo — which costs less than half as much — can’t come close to this level of performance; over the same lake and the same park, the Neo couldn’t even maintain a smooth level shot as the breeze blew its lighter frame around, and its images were muddy and washed out by comparison. The Flip has a three-axis gimbal to help maintain that stability. Also, pros can record in 10-bit D-Log M.
But other, pricier DJI drones could offer better performance still, plus true vertical shooting by rotating the gimbal — and it’d be hard to imagine a drone enthusiast picking the Flip instead of waiting to see what DJI’s unannounced Mini 5 might bring to the table.
“There are currently no plans to retire the Mini Series. The DJI Flip is a new entry-level drone series that will be offered alongside the DJI Neo and DJI Mini. Each of these drones are designed to meet the needs of different types of beginners,” DJI spokesperson Daisy Kong confirms to The Verge.
I am continually surprised by how large the Flip is; while it stays under the 249-gram weight limit that typically triggers government compliance standards like publicly broadcasting your location. Despite its folding arms, it doesn’t fold down smaller than a Mini so there’s no way I’m fitting it into any but the biggest cargo pants pockets I own. It’s also quite loud despite its ducted propellers — absolutely not among the quieter drones that the company sells.
And despite costing more than the $199 DJI Neo, it doesn’t support any FPV headsets to let you virtually soar like a bird.
But the Flip does cost just $439 complete with a basic RC-N3 joystick controller that lets you use your phone as a screen, plus the launch-it-from-your-hand modes; a $779 kit comes with three batteries, a carrying case, and a more capable DJI RC 2 controller with a built-in daylight visible 700-nit screen. The DJI Mini 4 Pro versions of each of same kits cost $959 and $1,099 respectively, a $320 difference.
The DJI Flip should be available to buy and ship today, from DJI’s website.
Photography and video by Sean Hollister / The Verge
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