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A week in security (January 4 – January 10)

Last week on Malwarebytes Labs, we released survey results about VPN usage and found that 36 percent of our respondents use it. We also talked about Adobe Flash Player reaching its end of life—meaning, Adobe won’t be supporting the updating and patching of its Flash Player software; covered the ransomware attack against Funke Media Group, one of Germany’s largest publishers; and … [Read more...]

What to do when you receive an extortion e-mail

In the last few weeks, there has been an upswing in people receiving threatening, extortion e-mail messages, demanding payment to avoid release of sensitive information. Most of the time, these e-mails are what we call “sextortion” e-mails, as they claim that malware on your computer has captured embarrassing photos of you through the webcam, but there can be other variants on the same … [Read more...]

A week in security (August 19 – 25)

Last week on Malwarebytes Labs, we reported on the presence of Magecart on a type of poker software; outlined how the Key Negotiation of Bluetooth (KNOB) attack works; followed the money on a Bitcoin sextortion campaign; looked back at DEF CON 27; and reported on continuing ransomware attacks on several US cities. Other cybersecurity news After turning away two vulnerability reports brought … [Read more...]

The lucrative business of Bitcoin sextortion scams

After a quiet period following a surge in late 2018 to early 2019, the online blackmail scheme known as sextortion scams are back on the radar and on the uptick. According to a report from Digital Shadows, a leading UK-based cybersecurity company that monitors potential threats against businesses, there are several resources available to embolden novice criminals to a life of extortion. These … [Read more...]