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OfferUp scammers are out in force: Here’s what you should know
The mobile marketplace app has a growing number of users, but not all of them are genuine. Watch out for these common scams. OfferUp has been in business for nearly 15 years. Although little known outside the US, the marketplace app competes for consumer hearts and minds with industry giants Craigslist , Facebook Marketplace and eBay. And like them, it has a problem with fraud. If you’re looking to buy or sell on the platform and want to stay clear of the scammers, read on.
ESET Expert
4 hours ago


A slippery slope: Beware of Winter Olympics scams and other cyberthreats
It’s snow joke – sporting events are a big draw for cybercriminals. Make sure you’re not on the losing side by following these best practices. Cybercriminals have always been drawn to major sporting events. A combination of global brand awareness and an extensive digital footprint make them a popular option for opportunistic scammers. And events don’t get much bigger or better known than the Olympics. Cybercriminals have been looking to capitalize on the Olympics for years –
ESET Expert
1 day ago


Love? Actually: Fake dating app used as lure in targeted spyware campaign in Pakistan
ESET researchers discover an Android spyware campaign targeting users in Pakistan via romance scam tactics, revealing links to a broader spy operation ESET researchers have uncovered an Android spyware campaign leveraging romance scam tactics to target individuals in Pakistan. The campaign uses a malicious app posing as a chat platform that allows users to initiate conversations with specific “girls” – fake profiles probably operated via WhatsApp. Underneath the romance chara
ESET Expert
3 days ago


Drowning in spam or scam emails? Here’s probably why
Has your inbox recently been deluged with unwanted and even outright malicious messages? Here are 10 possible reasons – and how to stem the tide. For all our modern obsession with social media and messaging apps, email remains a daily staple for many of us. Modern email providers are pretty good at filtering out unsolicited messages known as spam, their checks don’t necessarily work all the time. Much like with unwanted phone calls , sometimes it can feel like the internet go
ESET Expert
6 days ago


Common Apple Pay scams, and how to stay safe
Here’s how the most common scams targeting Apple Pay users work and what you can do to stay one step ahead Apple Pay is clearly a hit with consumers. According to estimates , it had hundreds of millions of global users and processed trillions of payments in 2025 alone. But where there is money to be made, scammers will not be far behind. Apple is well known for designing digital ecosystems with security and privacy in mind. That’s why Apple Pay uses biometric authentication
ESET Expert
Feb 3


Children and chatbots: What parents should know
As children turn to AI chatbots for answers, advice, and companionship, questions emerge about their safety, privacy, and emotional development AI chatbots have become a big part of all of our lives since they burst onto the scene more than three years ago. ChatGPT, for example, says it has around 700 million weekly active users, many of whom are “young people.” A UK study from July 2025 found that nearly two-thirds (64%) of children use such tools. A similar share of paren
ESET Expert
Feb 2


Cybersecurity for renewable energy: Best practices to protect critical infrastructure
Developments around renewable energy are moving fast. How can the sector ensure that cybersecurity keeps up in face of destructive attacks? he world is going electric. Transportation, heating & cooling, and energy distribution are increasingly being supplied via fossil-fuel-free methods. Regulations are being introduced in parallel, with mandates in some regions seeking a reduction of emissions by as much as 55% by 2030 . Across the world, businesses of all sizes are driving
ESET Expert
Jan 29


Old habits die hard: 2025’s most common passwords were as predictable as ever
Once again, data shows an uncomfortable truth: the habit of choosing eminently hackable passwords is alive and well ‘123456’ continues to reign supreme as the most commonly-used password among people across the world, according to two reports, from NordPass and Comparitech , respectively. A full 25 percent of the top 1,000 most-used passwords are made up of nothing but numerals. In addition, ‘123456’ appealed to people of various age cohorts, as it was the most-favored optio
ESET Expert
Jan 27


Why LinkedIn is a hunting ground for threat actors – and how to protect yourself
The business social networking site is a vast, publicly accessible database of corporate information. Don’t believe everyone on the site is who they say they are. In November, Britain’s Security Service began notifying members of parliament (MPs) and their staff of an audacious foreign intelligence-gathering scheme. It claimed two profiles on LinkedIn were approaching individuals working in British politics in order to solicit “insider insights”. The revelations from MI5 pre
ESET Expert
Jan 23


Muddying the inbox: The hidden dangers of internal spearphishing
The latest ESET research sheds light on an advanced phishing technique that SOCs might find hard to catch. We’ve written about spearphishing before, highlighting ESET Research’s telemetry finds concerning this insidious, highly personalized attack type. However, the story isn’t over. In their latest findings, researchers have gone on to detail a series of successful phishing attempts by the Iran-aligned MuddyWater APT group, using a very specific attack technique — internal
ESET Expert
Jan 20
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