Tengu botnet reboots Linux devices to survive removal 2026-07-29 at 16:52 By Sinisa Markovic A new Mirai-derived IoT botnet can force an infected Linux device to reboot once its main process is killed, giving its persistence mechanisms another opportunity to relaunch it, Nozomi Networks Labs has found. The malware, dubbed Tengu, was discovered by a […]
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The energy sector’s OT cybersecurity talent is retiring faster than it can be replaced 2026-07-29 at 08:30 By Mirko Zorz A ransomware hit lands a chemical plant in a safe state. Nobody is hurt, the site holds steady, and the operators begin the restart. The systems stay down. Every attempt to bring them online meets
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The automotive software vulnerabilities hiding in your dashboard 2026-07-24 at 09:30 By Anamarija Pogorelec Pop the hood on a new car and you won’t find much you can fix with a wrench. What you’ll find is software, and a lot of it. The screen in the dash probably runs Android or a flavor of Linux.
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Fake smart home residents could stand in for real ones in security research 2026-07-14 at 08:30 By Anamarija Pogorelec Smart home security research runs on a scarce ingredient: recordings of how real people use the gadgets in their homes. Getting that data means wiring up someone’s house and watching for months, which is slow, costly,
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Residential proxy SDKs are hiding in LG and Samsung smart TV apps 2026-06-23 at 08:08 By Anamarija Pogorelec Smart TVs in living rooms run small apps that show fish tanks, clocks, solitaire games, and slideshows of puppies. A share of those apps can also send other people’s internet traffic out through the home connection. Spur
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Encrypted DNS still tells an eavesdropper where to look 2026-06-22 at 08:00 By Mirko Zorz Encrypted DNS runs across much of the Internet. DNS over TLS, HTTPS, and QUIC keep the contents of a query away from anyone watching a network link. The encryption covers the message inside each packet. The packet still carries plaintext
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Securing digital keys when your phone unlocks the car 2026-06-18 at 09:00 By Mirko Zorz In this interview with Help Net Security, Alysia Johnson, President of the Car Connectivity Consortium (CCC), explains how the CCC Digital Key has grown from a single-brand feature into a standard meant to work across phones, automakers, and suppliers. She
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Suspected KimWolf botnet admin arrested over DDoS-for-hire operation 2026-05-22 at 15:08 By Sinisa Markovic U.S. and Canadian authorities arrested and charged a Canadian man accused of operating the KimWolf DDoS botnet, a service linked to attacks that infected more than one million devices worldwide. Jacob Butler, 23, of Ottawa, Canada, also known online as “Dort,”
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The hidden smart fridge risks that emerge years after purchase 2026-05-12 at 09:28 By Mirko Zorz Household refrigerators are built to last more than a decade. The software, cloud services, and mobile apps that control them are not. A new analysis from Erik Buchmann at Leipzig University maps what happens when those two timelines collide,
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New Mirai variants target routers and DVRs in parallel campaigns 2026-04-22 at 16:42 By Zeljka Zorz Hidden inside newly discovered botnet malware is an unusual message from its creator: “AI.NEEDS.TO.DIE”. Dubbed “tuxnokill” by researchers at Akamai, the malware is one of two fresh Mirai botnet variants documented this month by major cybersecurity firms and, judging
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Don’t count on government guidance after a smart home breach 2026-03-30 at 07:30 By Sinisa Markovic People are filling their homes with internet-connected cameras, speakers, locks, and routers. When one of those devices is compromised, the next steps are often unclear. Researchers reviewing government cybersecurity advice in 11 countries found that most guidance focuses on
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The devices winning the race to get hacked in 2026 2026-03-23 at 17:17 By Sinisa Markovic Enterprise networks keep adding connected devices, expanding the attack surface as threat actors target a wider range of systems, many of which are difficult to inventory, secure, and patch consistently. (Source: Forescout) Forescout’s 2026 Riskiest Devices research maps that
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What smart factories keep getting wrong about cybersecurity 2026-03-16 at 08:24 By Mirko Zorz In this Help Net Security interview, Packsize CSO Troy Rydman breaks down the biggest vulnerabilities in smart factory environments today, from IoT devices and legacy systems to human error. He explains how unmanaged devices, from sensors to robotic components, often go
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Stop fixing OT security with IT thinking 2026-03-12 at 08:35 By Mirko Zorz In this Help Net Security interview, Ejona Preçi, Group CISO at Lindal Group, discusses the specific cybersecurity challenges in manufacturing environments. The conversation covers why standard IT security practices break down on shop floors, where PLCs and decade-old firmware were never designed
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Android app uses Bluetooth signals to detect nearby smart glasses 2026-02-27 at 10:17 By Anamarija Pogorelec Smart glasses with built-in cameras are showing up in more public spaces, and a growing number of people want a way to know when one is nearby. An Android app called Nearby Glasses, developed by Yves Jeanrenaud, attempts to
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Firmware scanning time, cost, and where teams run EMBA 2026-01-14 at 13:25 By Mirko Zorz Security teams that deal with connected devices often end up running long firmware scans overnight, checking progress in the morning, and trying to explain to colleagues why a single image consumed a workday of compute time. That routine sets the
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NIST issues guidance on securing smart speakers 2025-12-22 at 07:02 By Sinisa Markovic Smart home devices, such as voice-activated digital assistants, are increasingly used in home health care, with risks involved. An attacker could change a prescription, steal medical data, or connect a patient to an impostor. To reduce cybersecurity risks tied to this use,
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Henkel CISO on the messy truth of monitoring factories built across decades 2025-12-10 at 09:08 By Mirko Zorz In this Help Net Security interview, Stefan Braun, CISO at Henkel, discusses how smart manufacturing environments introduce new cybersecurity risks. He explains where single points of failure hide, how attackers exploit legacy systems, and why monitoring must
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Aircraft cabin IoT leaves vendor and passenger data exposed 2025-11-25 at 08:34 By Sinisa Markovic The expansion of IoT devices in shared, multi-vendor environments, such as aircraft cabins, has created tension between the benefits of data collaboration and the risks to passenger privacy, vendor intellectual property, and regulatory compliance. A new study finds that even
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Wi-Fi signals may hold the key to touchless access control 2025-11-10 at 09:00 By Mirko Zorz Imagine walking into a secure building where the door unlocks the moment your hand hovers near it. No keycards, no PINs, no fingerprints. Instead, the system identifies you by the way your palm distorts the surrounding Wi-Fi signal. That
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