Undocumented commands found in Bluetooth chip used by a billion devices
Update 3/9/25: After receiving concerns about the use of the term ‘backdoor’ to refer to these undocumented commands, we have updated our title and story.…
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New Chirp tool uses audio tones to transfer data between devices
A new open-source tool named ‘Chirp’ transmits data, such as text messages, between computers (and smartphones) through different audio tones. The tool, developed by cybersecurity researcher…
US cities warn of wave of unpaid parking phishing texts
US cities are warning of an ongoing mobile phishing campaign pretending to be texts from the city’s parking violation departments about unpaid parking invoices, that if…
Undocumented hidden feature found in Espressif ESP32 microchip
Undocumented hidden feature found in Espressif ESP32 microchip Pierluigi Paganini March 09, 2025 Experts discovered an undocumented hidden feature in the ESP32 microchip manufactured by…
Week in review: How QR code attacks work and how to protect yourself, 10 must-reads for CISOs
Here’s an overview of some of last week’s most interesting news, articles, interviews and videos: How QR code attacks work and how to protect yourselfWhile…
Akira ransomware gang used unsecured webcam to bypass EDR
Akira ransomware gang used an unsecured webcam to bypass EDR Pierluigi Paganini March 08, 2025 The Akira ransomware gang exploited an unsecured webcam to bypass…
NTT suffered a data breach that impacted 18,000 companies
Japanese telecom giant NTT suffered a data breach that impacted 18,000 companies Pierluigi Paganini March 08, 2025 A data breach suffered by the Japanese telecom…
Developer guilty of using kill switch to sabotage employer’s systems
A software developer has been found guilty of sabotaging his ex-employer’s systems by running custom malware and installing a “kill switch” after being demoted at the…
Undocumented backdoor found in Bluetooth chip used by a billion devices
The ubiquitous ESP32 microchip made by Chinese manufacturer Espressif and used by over 1 billion units as of 2023 contains an undocumented backdoor that could…
YouTubers extorted via copyright strikes to spread malware
Cybercriminals are sending bogus copyright claims to YouTubers to coerce them into promoting malware and cryptocurrency miners on their videos. The threat actors take advantage…
What Happens When Push Notifications Go Malicious?
Push notifications are a common feature that many websites use to keep users engaged. However, what happens when these notifications turn malicious? Renée Burton, Vice…
They’re Not Hacking Your Systems, They’re Hacking Your People: The AI-Powered Crisis We’re Ignoring
Business executives never think they’ll be victims of a cyberattack until it happens to them—and by that point, it’s already too late. Over the course…