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Over 8M patient records leaked in healthcare data breach

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Over 8M patient records leaked in healthcare data breach

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In the past decade, healthcare data has become one of the most sought-after targets in cybercrime. From insurers to clinics, every player in the ecosystem handles some form of sensitive information. 

However, breaches do not always originate from hospitals or health apps. Increasingly, patient data is managed by third-party vendors offering digital services such as scheduling, billing and marketing. 

One such breach at a digital marketing agency serving dental practices recently exposed approximately 2.7 million patient profiles and more than 8.8 million appointment records.

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Illustration of a hacker at work   (Kurt “CyberGuy” Knutsson)

Massive healthcare data leak exposes millions: What you need to know

Cybernews researchers have discovered a misconfigured MongoDB database exposing 2.7 million patient profiles and 8.8 million appointment records. The database was publicly accessible online, unprotected by passwords or authentication protocols. Anyone with basic knowledge of database scanning tools could have accessed it.

The exposed data included names, birthdates, addresses, emails, phone numbers, gender, chart IDs, language preferences and billing classifications. Appointment records also contained metadata such as timestamps and institutional identifiers.

MASSIVE DATA BREACH EXPOSES 184 MILLION PASSWORDS AND LOGINS

Clues within the data structure point toward Gargle, a Utah-based company that builds websites and offers marketing tools for dental practices. While not a confirmed source, several internal references and system details suggest a strong connection. Gargle provides appointment scheduling, form submission and patient communication services. These functions require access to patient information, making the firm a likely link in the exposure.

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After the issue was reported, the database was secured. The duration of the exposure remains unknown, and there is no public evidence indicating whether the data was downloaded by malicious actors before being locked down.

We reached out to Gargle for a comment but did not hear back before our deadline.

A healthcare professional viewing heath data      (Kurt “CyberGuy” Knutsson)

DOUBLECLICKJACKING HACK TURNS DOUBLE-CLICKS INTO ACCOUNT TAKEOVERS

How healthcare data breaches lead to identity theft and insurance fraud

The exposed data presents a broad risk profile. On its own, a phone number or billing record might seem limited in scope. Combined, however, the dataset forms a complete profile that could be exploited for identity theft, insurance fraud and targeted phishing campaigns.

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Medical identity theft allows attackers to impersonate patients and access services under a false identity. Victims often remain unaware until significant damage is done, ranging from incorrect medical records to unpaid bills in their names. The leak also opens the door to insurance fraud, with actors using institutional references and chart data to submit false claims.

This type of breach raises questions about compliance with the Health Insurance Portability and Accountability Act, which mandates strong security protections for entities handling patient data. Although Gargle is not a healthcare provider, its access to patient-facing infrastructure could place it under the scope of that regulation as a business associate.

A healthcare professional working on a laptop   (Kurt “CyberGuy” Knutsson)

MALWARE EXPOSES 3.9 BILLION PASSWORDS IN HUGE CYBERSECURITY THREAT

5 ways you can stay safe from healthcare data breaches

If your information was part of the healthcare breach or any similar one, it’s worth taking a few steps to protect yourself.

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1. Consider identity theft protection services: Since the healthcare data breach exposed personal and financial information, it’s crucial to stay proactive against identity theft. Identity theft protection services offer continuous monitoring of your credit reports, Social Security number and even the dark web to detect if your information is being misused. These services send you real-time alerts about suspicious activity, such as new credit inquiries or attempts to open accounts in your name, helping you act quickly before serious damage occurs. Beyond monitoring, many identity theft protection companies provide dedicated recovery specialists who assist you in resolving fraud issues, disputing unauthorized charges and restoring your identity if it’s compromised. See my tips and best picks on how to protect yourself from identity theft.

2. Use personal data removal services: The healthcare data breach leaks loads of information about you, and all this could end up in the public domain, which essentially gives anyone an opportunity to scam you.  

One proactive step is to consider personal data removal services, which specialize in continuously monitoring and removing your information from various online databases and websites. While no service promises to remove all your data from the internet, having a removal service is great if you want to constantly monitor and automate the process of removing your information from hundreds of sites continuously over a longer period of time. Check out my top picks for data removal services here. 

Get a free scan to find out if your personal information is already out on the web

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3. Have strong antivirus software: Hackers have people’s email addresses and full names, which makes it easy for them to send you a phishing link that installs malware and steals all your data. These messages are socially engineered to catch them, and catching them is nearly impossible if you’re not careful. However, you’re not without defenses.

The best way to safeguard yourself from malicious links that install malware, potentially accessing your private information, is to have strong antivirus software installed on all your devices. This protection can also alert you to phishing emails and ransomware scams, keeping your personal information and digital assets safe. Get my picks for the best 2025 antivirus protection winners for your Windows, Mac, Android and iOS devices.

4. Enable two-factor authentication: While passwords weren’t part of the data breach, you still need to enable two-factor authentication (2FA). It gives you an extra layer of security on all your important accounts, including email, banking and social media. 2FA requires you to provide a second piece of information, such as a code sent to your phone, in addition to your password when logging in. This makes it significantly harder for hackers to access your accounts, even if they have your password. Enabling 2FA can greatly reduce the risk of unauthorized access and protect your sensitive data.

5. Be wary of mailbox communications: Bad actors may also try to scam you through snail mail. The data leak gives them access to your address. They may impersonate people or brands you know and use themes that require urgent attention, such as missed deliveries, account suspensions and security alerts. 

WINDOWS 10 SECURITY FLAWS LEAVE MILLIONS VULNERABLE

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Kurt’s key takeaway

If nothing else, this latest leak shows just how poorly patient data is being handled today. More and more, non-medical vendors are getting access to sensitive information without facing the same rules or oversight as hospitals and clinics. These third-party services are now a regular part of how patients book appointments, pay bills or fill out forms. But when something goes wrong, the fallout is just as serious. Even though the database was taken offline, the bigger problem hasn’t gone away. Your data is only as safe as the least careful company that gets access to it.

Do you think healthcare companies are investing enough in their cybersecurity infrastructure? 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 2025 CyberGuy.com.  All rights reserved.  

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SpaceX cuts a deal to maybe buy Cursor for $60 billion

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SpaceX cuts a deal to maybe buy Cursor for  billion

SpaceX and Cursor are now working closely together to create the world’s best coding and knowledge work AI.

The combination of Cursor’s leading product and distribution to expert software engineers with SpaceX’s million H100 equivalent Colossus training supercomputer will allow us to build the world’s most useful models.

Cursor has also given SpaceX the right to acquire Cursor later this year for $60 billion or pay $10 billion for our work together.

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Fake Windows update installs hidden malware

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Fake Windows update installs hidden malware

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If you’ve ever clicked “Check for updates” and trusted what you saw, you’re not alone. That’s exactly what this latest scam is counting on.

The page mimics official branding, includes a believable knowledge base number and presents a big blue download button that feels familiar.

The catch? The download installs malware designed to steal passwords, payment details and account access.

According to researchers at Malwarebytes Labs, a cybersecurity research and threat intelligence team inside Malwarebytes, the site uses a typosquatted domain that looks close enough to a real Microsoft URL to fool a quick glance. That small trick is often all it takes.

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APPLE APP PASSWORD SCAM EMAIL WARNING
 

Cybersecurity researchers warn a fake Microsoft update site uses a look-alike URL and a familiar download button to deliver data-stealing malware. (Michael Nagle/Bloomberg via Getty Images)

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Why this fake Windows update malware slips past detection

At first glance, nothing seems off. The file looks like a standard Windows installer. It even lists “Microsoft” in its properties. That’s where this attack gets clever. Instead of using obvious malicious code, the attackers built the installer with legitimate tools and layered the attack in stages. Each piece looks harmless on its own.

Here’s what’s happening behind the scenes:

  • The installer launches what appears to be a normal app
  • That app quietly runs hidden scripts
  • A disguised process loads a full Python environment
  • Data theft tools activate in the background

Because each step looks routine, many security tools fail to flag it right away. Researchers also noted that antivirus engines initially showed zero detections for key parts of the attack. That does not mean the file is safe. It means the malicious behavior is well hidden.

What this fake Windows update malware is stealing

Once installed, the malware gets to work fast. It collects details about the infected device, including location and IP address. Then it reaches out to remote servers to receive instructions and upload stolen data.

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The targets include:

  • Saved browser passwords
  • Login sessions and cookies
  • Payment details
  • Discord account tokens

It even tries to shut down other processes on your system to avoid interference while it works. In some cases, it modifies apps like Discord to intercept account activity in real time.

How the fake Windows update malware stays on your system

This malware is designed to stick around. It creates entries that look like normal system processes, so they blend in. One registry entry mimics Windows Security Health, which most users would ignore. It also drops a shortcut in your startup folder with a familiar name like Spotify. That makes it easy to overlook. Two different persistence tricks mean it can survive a reboot and keep running.

FAKE WINDOWS UPDATE PUSHES MALWARE IN NEW CLICKFIX ATTACK
 

A fake Windows update page is tricking users into downloading malware that steals passwords, payment details and account access. (Beata Zawrzel/NurPhoto)

Why this fake Windows update scam feels so real

There’s a bigger trend behind this. Researchers say campaigns like this often target regions where large data breaches have already exposed personal information. When attackers already know your name, provider or habits, they can build scams that feel tailored to you. That makes a fake Windows update page far more believable than a generic phishing email.

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It also highlights something important. Today’s malware often hides inside legitimate tools and trusted frameworks. That makes it harder to detect and easier to trust. This campaign shows how far scammers have come. They are no longer relying on sloppy emails or obvious fake links. Instead, they are building layered attacks that look and behave like trusted software.

Even experienced users can get caught off guard when everything appears normal. The biggest takeaway is simple. A clean scan result or a familiar interface does not guarantee safety.

Microsoft says it’s aware of the threat

Microsoft confirmed it is tracking this type of activity and urges users to be cautious when downloading updates from unfamiliar sources. 

“We are aware of reports of fraudulent websites impersonating Microsoft, and we actively work to detect and disrupt malicious activity across the internet,” A Microsoft spokesperson told CyberGuy. “We encourage customers to be cautious of unexpected prompts or downloads and to verify that they are interacting with legitimate Microsoft domains. As a best practice, we recommend users verify the legitimacy of a link by going directly to our website from your own saved favorite, from a web search, or by typing the domain name yourself.”

For more guidance on how to protect against online phishing scams, you can refer to Microsoft’s official support page at support.microsoft.com.

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MICROSOFT CROSSES PRIVACY LINE FEW EXPECTED
 

A convincing Windows update scam is spreading malware that can grab saved passwords, cookies, payment data and Discord tokens. (Todor Tsvetkov/Getty Images)

Ways to stay safe from fake Windows update malware

You don’t need to be a security expert to avoid this. A few habits make a big difference.

1) Only update Windows from your settings

Go to Settings > Windows Update and check for updates there. Avoid downloading updates from websites. 

2) Double-check the URL

Real Microsoft pages use microsoft.com. Anything else, even if it looks close, should raise a red flag.

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3) Be cautious with urgent update prompts

If a site or message pressures you to install an update, stop and verify it manually. 

4) Use strong antivirus software with behavior detection

Traditional antivirus software, which often comes built into your device or as basic security software, mainly looks for known threats using signature matching, which means it can miss new or well-hidden attacks like this one. Strong antivirus software uses behavior detection to monitor what programs are doing in real time, helping flag suspicious activity even if the malware hasn’t been seen before.  Get my picks for the best 2026 antivirus protection winners for your Windows, Mac, Android & iOS devices at Cyberguy.com.

5) Use a data removal service to limit your exposure

If your personal information is already circulating online from past breaches, it can make scams like this more convincing. A data removal service helps reduce how much of your information is publicly available, making it harder for attackers to target you with tailored phishing attempts. Check out my top picks for data removal services and get a free scan to find out if your personal information is already out on the web by visiting Cyberguy.com

6) Turn on two-factor authentication

Two-factor authentication (2FA) adds a second layer of protection if your passwords are stolen.

7) Avoid downloading installer files from unknown sites

Legitimate updates rarely require manual downloads. 

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Kurt’s key takeaways

Fake updates are one of the most effective tricks because they tap into something we all trust. Keeping your system secure should not put you at risk, yet that’s exactly what attackers are exploiting here. The safest move is to slow down, verify where updates come from and stick to built-in tools whenever possible.

Are tech companies doing enough to keep fake updates from putting your data at risk? Let us know your thoughts in the comments below. Let us know by writing to us at Cyberguy.com.

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  • For simple, real-world ways to spot scams early and stay protected, visit CyberGuy.com – trusted by millions who watch CyberGuy on TV daily.
  • Plus, you’ll get instant access to my Ultimate Scam Survival Guide free when you join.

Copyright 2026 CyberGuy.com. All rights reserved.

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The Vergecast Vergecast, 2026 edition

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The Vergecast Vergecast, 2026 edition

We get a lot of questions about how The Verge works. And how The Vergecast works. And how we make money. And whether some of that money helps Nilay buy more jackets, several yachts, or something else entirely. So, every once in a while, we spend an episode of the podcast answering as many questions as we can.

On this episode of The Vergecast, Nilay and David are joined by The Verge’s publisher, Helen Havlak, to talk about ads, subscriptions, our website, our audience, and more. Then, Nilay and David answer some more questions about how we think about journalism, our relationship with Verge alumni, video podcasts, and (of course) Brendan Carr.

Thanks to everyone who sent us questions for this episode, and please keep them coming! You can always call the Vergecast Hotline (866-VERGE11) or send us an email (vergecast@theverge.com) with your questions, thoughts, feelings, and misgivings about everything we’re up to. We truly love hearing from you. And if you want to be part of everything we’re up to, and help make The Verge even bigger and better, the best thing you can do is subscribe! You even get all our podcasts ad-free.

Oh, and also, in case you missed it yesterday, be sure and check out our emergency pod on the news that Tim Cook is stepping down as Apple CEO. We’ll be talking more about the future of Apple on Friday’s show, too, so send questions if you have ’em!

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