Blocking children from social media is a badly executed good idea

While we can probably all agree that there is more than enough proof that social media is bad for the mental health of our children, the methods we are trying to block or ban them seem to do more harm than good. Across the world, lawmakers are tripping over each other to be seen “doing something”...

Asking AI for personal advice is a bad idea, Stanford study shows

Stanford computer scientists just proved what therapists already suspected: AI chatbots will agree with almost anything you say to keep you happy. The researchers caught these systems validating dangerous decisions just to maintain user engagement. That's a worrying development, especially given...

Infiniti Stealer: a new macOS infostealer using ClickFix and Python/Nuitka

A previously undocumented macOS infostealer has surfaced during our routine threat hunting. We initially tracked it as NukeChain , but shortly before publication, the malware’s operator panel became publicly visible, revealing its real name: Infiniti Stealer. This malware is designed to steal...

Meet Khaled Mohamed: the bug hunter who found a Microsoft flaw

It’s only on rare occasions that anyone pays attention to the acknowledgment section of a vulnerability disclosure. But for the person who found the bug, it's often the conclusion of hours of work, trial and error, searching for recognition, and finally seeing the vulnerability get patched. Bug...

Your tax forms sell for $20 on the dark web

Tax season is also peak season for identity theft. Criminals use stolen personal data to file fake tax returns and claim refunds before the real taxpayer does. Here’s how the fraud works, and how to protect yourself. What is Stolen Identity Refund Fraud SIRF? Stolen Identity Refund Fraud SIRF is ...

90% of people don’t trust AI with their data

AI didn’t sneak into our lives. It burst through the door, took a seat at the table, and started finishing our sentences. Instead of a helpful list of links, Google now tries to answer your question. Microsoft’s Copilot drafts replies to your boss before you’ve had coffee. Your phone summarizes...

[updated] Google patches two Chrome zero-days under active attack

Update March 16, 2026 Earlier this week, Google incorrectly reported that an actively exploited vulnerability in Chrome had been fixed, and has now announced it will roll out a new update to protect users against the vulnerability tracked as CVE-2026-3909. Original content: Google has released an...

Fake Claude Code install pages hit Windows and Mac users with infostealers

Attackers are cloning install pages for popular tools like Claude Code and swapping the “one‑liner” install commands with malware, mainly to steal passwords, cookies, sessions, and access to developer environments. Modern install guides often tell you to copy a single command like curl...

Public Google API keys can be used to expose Gemini AI data

Google Maps/Cloud API Application Programming Interface keys that used to be safe to publish can now, in many cases, be used as real Gemini AI credentials. This means that any key sitting in public JavaScript or application code may now let attackers connect to Gemini through its API, access data...

Instagram flagged explicit messages to minors in 2018. Image-blurring arrived six years later

Meta took six years to blur explicit images on Instagram, even though internal emails show executives were aware in 2018 that minors were receiving them, according to newly unsealed court documents. In a deposition given last year, Adam Mosseri now the head of Instagram discusses an email thread...

A week in security (February 16 – February 22)

Last week on Malwarebytes Labs: Age verification vendor Persona left frontend exposed, researchers say Facebook ads spread fake Windows 11 downloads that steal passwords and crypto wallets AI-generated passwords are a security risk Intimate products maker Tenga spilled customer data Meta patents ...

AI-generated passwords are a security risk

Using Artificial Intelligence AI to generate your passwords is a bad idea. It's likely to give that password to a criminal who can then use it in a dictionary attack—which is when an attacker runs through a prepared list of likely passwords words, phrases, patterns with automated tools until one ...

Scammers use fake “Gemini” AI chatbot to sell fake “Google Coin”

Scammers have found a new use for AI: creating custom chatbots posing as real AI assistants to pressure victims into buying worthless cryptocurrencies. We recently came across a live "Google Coin" presale site featuring a chatbot that claimed to be Google's Gemini AI assistant. The bot guided...

Man tricked hundreds of women into handing over Snapchat security codes

Fresh off a breathless Super Bowl Sunday, we're less thrilled to bring you this week's Weirdo Wednesday. Two stories caught our eye, both involving men who crossed clear lines and invaded women's privacy online. Last week, 27-year-old Kyle Svara of Oswego, Illinois admitted to hacking women's...

Is your phone listening to you? (re-air) (Lock and Code S07E03)

This week on the Lock and Code podcast … In January, Google settled a lawsuit that pricked up a few ears: It agreed to pay $68 million to a wide array of people who sued the company together, alleging that Google's voice-activated smart assistant had secretly recorded their conversations, which...

Match, Hinge, OkCupid, and Panera Bread breached by ransomware group

The ShinyHunters ransomware group has claimed the theft of data containing 10 million records belonging to the Match Group and 14 million records from bakery-café chain Panera Bread. Claims posted by ShinyHunters The Match Group, that runs multiple popular online dating services like Tinder,...

TikTok’s privacy update mentions immigration status. Here’s why.

In 2026, could any five words be more chilling than “We’re changing our privacy terms?” The timing could not have been worse for TikTok US when it sent millions of US users a mandatory privacy pop-up on January 22. The message forced users to accept updated terms if they wanted to keep using the...

TikTok narrowly avoids a US ban by spinning up a new American joint venture

TikTok may have found a way to stay online in the US. The company announced late last week that it has set up a joint venture backed largely by US investors. TikTok announced T ikTok USDS Joint Venture LLC on Friday in a deal valued at about $14 billion , allowing it to continue operating in the...

Dutch police sell fake tickets to show how easily scams work

If you can’t beat them, copy them. That seems to be the thinking behind an unusual campaign by the Dutch police, who set up a fake ticket website selling tickets that don’t exist. The website, TicketBewust.nl, invites people to order tickets for events like football matches and concerns. But the...

Data broker fined after selling Alzheimer’s patient info and millions of sensitive profiles

California's privacy regulator has fined a Texas data broker $45,000 and banned it from selling Californians' personal information after it sold Alzheimer patients' data. Texan company Rickenbacher Data LLC, which does business as Datamasters, bought and resold the names, addresses, phone numbers...

pcTattletale founder pleads guilty as US cracks down on stalkerware

Reportedly, pcTattletale founder Bryan Fleming has pleaded guilty in US federal court to computer hacking, unlawfully selling and advertising spyware, and conspiracy. This is good news not just because we despise stalkerware like pcTattletale, but because it is only the second US federal...

Phishing campaign abuses Google Cloud services to steal Microsoft 365 logins

Attackers are sending very convincing fake “Google” emails that slip past spam filters, route victims through several trusted Google-owned services, and ultimately lead to a look-alike Microsoft 365 sign-in page designed to harvest usernames and passwords. Researchers found that cybercriminals us...

A week in security (December 29 – January 4)

Last week on Malwarebytes Labs: How AI made scams more convincing in 2025 In 2025, age checks started locking people out of the internet 2025 exposed the risks we ignored while rushing AI Malware in 2025 spread far beyond Windows PCs Stay safe! We don 't just report on privacy—we offer you the...

2025 exposed the risks we ignored while rushing AI

This blog is part of a series where we highlight new or fast-evolving threats in the consumer security landscape. This one looks at how the rapid rise ofArtificial Intelligence AI is putting users at risk. In 2025 we saw an ever-accelerating race between AI providers to push out new features. We...

CISA warns ASUS Live Update backdoor is still exploitable, seven years on

Recently, the Cybersecurity and Infrastructure Security Agency CISA added along with two others a vulnerability in ASUS Live Update to its catalog of Known Exploited Vulnerabilities KEV. The KEV catalog lists vulnerabilities that are known to be exploited in the wild and sets patch deadlines for...

[Updated] Another Chrome zero-day under attack: update now

Google issued an extra patch for a security vulnerability in Chrome that is being actively exploited, and it's urging users to update. The patch fixes three flaws in Chrome, and for one of them Google says an exploit already exists in the wild. Chrome is by far the world’s most popular browser,...

How phishers hide banking scams behind free Cloudflare Pages

During a recent investigation, we uncovered a phishing operation that combines free hosting on developer platforms with compromised legitimate websites to build convincing banking and insurance login portals. These fake pages don't just grab a username and password–they also ask for answers to...

Attackers have a new way to slip past MFA in educational orgs

Researchers are warning about a rise in cases of attackers using Evilginx to steal session cookies among educational institutions—letting them bypass the need for a multi-factor authentication MFA token. Evilginx is an attacker-in-the-middle phishing toolkit that sits between you and the real...

Fileless protection explained: Blocking the invisible threat others miss

Most antivirus software for personal users scans your computer for malware hiding in files. This is, after all, how most malware is traditionally spread. But what about attacks that never create files? Fileless malware is a fast-growing threat that evades traditional antivirus software, because...

Whispering poetry at AI can make it break its own rules

Most of the big AI makers don't like people using their models for unsavory activity. Ask one of the mainstream AI models how to make a bomb or create nerve gas and you'll get the standard "I don't help people do harmful things" response. That has spawned a cat-and-mouse game of people who try to...

Why it matters when your online order is drop-shipped

Online shopping has never been easier. A few clicks can get almost anything delivered straight to your door, sometimes at a surprisingly low price. But behind some of those deals lies a fulfillment model called drop-shipping. It's not inherently fraudulent, but it can leave you disappointed,...

Your passport, now on your iPhone. Helpful or risky?

Apple has launched Digital ID, a way for users in the US to create and present a government-issued ID in Apple Wallet using their passport information. For now, it works only for identity verification at Transportation Security Administration TSA checkpoints in more than 250 airports. Apple says...

Stolen iPhones are locked tight, until scammers phish your Apple ID credentials

One of the reassuring things about owning an iPhone was knowing you could lock it if it got lost or stolen. Without your passcode, fingerprint or face to unlock it, it would be useless to anyone else. Now, though, some phone thieves have found a workaround, not by breaking Apple's security, but b...

Around 70 countries sign new UN Cybercrime Convention—but not everyone’s on board

Around 70 countries have signed the new United Nations UN Convention against Cybercrime—the first global treaty designed to combat cybercrime through unified international rules and cooperation. The treaty needs at least 40 UN member states to ratify it before it becomes international law. Once t...

NSFW ChatGPT? OpenAI plans “grown-up mode” for verified adults

If you've had your fill of philosophical discussions with ChatGPT, CEO Sam Altman has news for you: the service will soon be able to engage in far less highbrow conversations of the sexual kind. That's right—sexting is coming to ChatGPT. Are we really surprised? It marks a change in sentiment for...

Zero-click Dolby audio bug lets attackers run code on Android and Windows devices

Researchers from Google’s Project Zero discovered a medium-severity remote code execution RCE vulnerability that affects multiple platforms, including Android Samsung and Pixel devices and Windows. Remote code execution means an attacker could run programs on your device without your permission...

Windows update breaks USB support in recovery mode

We usually tell our faithful readers to install updates as soon as possible, but this time there’s an exception. Microsoft’s October security update has disabled USB mice and keyboards in the Windows Recovery Environment WinRE. WinRE is a special mode built into Windows that helps you fix problem...

What does Google know about me? (Lock and Code S06E21)

This week on the Lock and Code podcast … Google is everywhere in our lives. It's reach into our data extends just as far. After investigating how much data Facebook had collected about him in his nearly 20 years with the platform, Lock and Code host David Ruiz had similar questions about the othe...

Prosper data breach puts 17 million people at risk of identity theft

Peer-to-peer lending marketplace Prosper detected unauthorized activity on their systems on September 2, 2025. It published an FAQ page later that month to address the incident. During the incident, the attacker stole personal information belonging to Prosper customers and loan applicants. As...

Under the engineering hood: Why Malwarebytes chose WordPress as its CMS

It might surprise some that a security company would choose WordPress as the backbone of its digital content operations. After all, WordPress is often associated with open-source plugins, community themes, and a wide range of deployment practices—some stronger than others. But that perception...

TikTok scam sells you access to your own fake money

This scam starts in your TikTok DMs. A brand-new account drops a melodramatic message—terminal illness, last goodbye, “I left you some assets.” At the bottom: a ready-made username and password for a crypto site you’ve never used. It’s designed to feel urgent and personal so you tap before you...

Your passwords don’t need so many fiddly characters, NIST says

It’s once again time to change your passwords, but if one government agency has its way, this might be the very last time you do it. After nearly four years of work to update and modernize its guidance for how companies, organizations, and businesses should protect their systems and their...

Scammers are impersonating the FBI to steal your personal data

Been scammed? Hoping to report it to the FBI? Definitely do so, but be careful. Spoofed versions of the FBI's Internet Crime Complaint Center IC3 website are now circulating online, and they lead straight back to the scammers. The FBI issued an advisory last week, warning that cybercriminals are...

ChatGPT solves CAPTCHAs if you tell it they’re fake

If you’re seeing fewer or different CAPTCHA puzzles in the near future, that’s not because website owners have agreed that they’re annoying, but it might be because they no longer prove that the visitor is human. For those that forgot what CAPTCHA stands for: Completely Automated Public Turing te...

224 malicious apps removed from the Google Play Store after ad fraud campaign discovered

Researchers have discovered a large ad fraud campaign on Google Play Store. The Satori Threat Intelligence and Research team found 224 malicious apps which were downloaded over 38 million times and generated up to 2.3 billion ad requests per day. They named the campaign "SlopAds." Ad fraud is a...

Airline data broker selling 5 billion passenger records to US government

We already knew that the US airline industry gave the government access to passenger records. However, this week it emerged that at least five billion passenger records are being sold to government agencies via a searchable database—far more than was initially believed. A few weeks ago,...

Grok, ChatGPT, other AIs happy to help phish senior citizens

If you are under the impression that cybercriminals need to get their hands on compromised AI chatbots to help them do their dirty work, think again. Some AI chatbots are just so user friendly that they can help the user craft phishing text, and even malicious HTML and Javascript code. A few week...

“A dare, a challenge, a bit of fun:” Children are hacking their own schools’ systems, says study

As if ransomware wasn’t enough of a security problem for the sector, educational institutions also need to worry about their own students, a recent study shows. Last week, the UK Information Commissioner’s Office ICO published a report about the "insider threat of students". Here are a few key...

Watch out for the “We are hiring” remote online evaluator message scam

Looking at our team’s recent text messages, you’d think that remote online evaluators are in high demand right now. Several members of our team have received the almost exact same job offer scam texts. The content of the messages is almost identical, but there is a variation in background images...

Meta ignored child sex abuse in VR, say whistleblowers

Two former employees at Meta testified against the company at a Senate hearing this week, accusing it of downplaying the dangers of child abuse in its virtual reality VR environment. The whistleblowers say they saw incidents where children were asked for sex acts and nude photos in Facebook's VR...