John E. Dunn

John Dunn has been covering the IT industry for more than 30 years, specializing in cybersecurity, mobile, cloud, privacy, and networking. His work has appeared in numerous tech titles, including Computerworld, PC World, The Register, Which Computing, Forbes, and Naked Security. In 2003, he co-founded IDG's Techworld.
Recent posts by John E. Dunn

Ever since gambling was legalized in Nevada in 1931, very little has stood in the way of an industry that never seems to run short of customers with money to lose in its nearly 300 casinos. They don’t call electronic slot machines “one-armed bandits” for no reason. And yet the idea of walking out of […]

In what might sound like an unremarkable incident, in early August a single PC in a factory in Wolverhampton, U.K., was compromised by malware connected to the notorious LockBit ransomware group. The PC in question belonged to Zaun, a British manufacturer of high-security perimeter fencing. Unfortunately, the compromise allowed the attackers to download 10GB of […]

Of all the root causes of ransomware, malicious advertising (malvertising) is probably not a threat vector most CISOs lose much sleep over. Malvertising, it is assumed, is old school: Criminals buy keyword advertising on a search engine, luring anyone who clicks on a rogue link to sites offering a range of bad possibilities. It sounds […]

Earlier this year, Britain’s National Cyber Security Centre (NCSC) published some promising figures for its Early Warning service set up to give U.K. organizations a rapid heads-up about developing cyberattacks, including ransomware. Formally launched in 2021 as part of the NCSC’s wider Active Cyber Defence (ACD) program, Early Warning is available at no cost to […]

Readers will doubtless have heard the phrase “Ransomware as a Service” (aka RaaS). The ransomware part of that term gets a lot of coverage but what about the service? Ransomware services, one might assume, must be served from somewhere, but where does this happen? The Dark Web It’s a question surprisingly few people ask. As […]

If there was ever a summer where ransomware has played out like a pastiche of the Hollywood movie industry, 2023 serves as an unwelcome example. This might sound flippant but there are instructive parallels. As in movies, there are summer releases and at least one or two big hits everyone gets to hear about. The […]