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OT/IoT & Embedded Security
Device security, SBOMs, firmware signing, and ICS/IIoT protection patterns.
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Latest in OT/IoT & Embedded Security
161,907 Hosts on Port 102 and 173 Siemens S7 Fingerprints: Reading Two Numbers From the Same Internet
5+ hour, 3+ min ago (611+ words) Two queries run minutes apart against the same internet-wide dataset return 161,907 and 173. Both describe Siemens S7 exposure. Neither is wrong. Understanding why they differ by three orders of magnitude is the difference between a defensible exposure assessment and a number that…...
Speaking Siemens S7comm: Protocol Mechanics and Security Boundaries
21+ hour, 48+ min ago (1465+ words) This story is AI-assisted. GPTZero works with the world's top publishers as the trusted standard for authenticity and quality. Learn more here Before looking at an S7comm packet, there is a small stack that needs to be understood. The first experiment…...
From Field Devices to the Cloud Five Design Considerations for Industrial 5G Connectivity
2+ day, 1+ hour ago (705+ words) ACCESS Newswire 22nd September 2026, 12:15 GMT+11 CHANTILLY, VA / ACCESS Newswire / September 21, 2026 / Industrial connectivity projects are often described as a straightforward exercise in putting field equipment online. In practice, the communication path may need to accommodate long-lived serial devices, variable cellular conditions, controlled…...
Galaxy A35 gets second One UI 9.0 beta update
2+ day, 17+ hour ago (223+ words) It brings an important bug fix. After starting the rollout of the stable One UI 9.0 update for the Galaxy S26 series last week, Samsung is continuing to release newer beta builds for other phones. The Galaxy A35 is the latest to get…...
Applied Sciences, Vol. 16, Pages 9315: Securing IoT Networks Against Wireless DoS Attacks via Energy Harvesting Relays
3+ day, 22+ hour ago (436+ words) This paper addresses the critical challenge of securing next-generation green wireless Internet of Things (IoT) networks against malicious physical-layer jamming attacks. Traditional opportunistic relay selection schemes, such as the conventional max-min, optimize routing paths based strictly on instantaneous channel conditions....
Telnet Is Still Open: Why the IoT Botnet Notices Keep Describing the Same Reachable Population
5+ day, 11+ hour ago (661+ words) The interesting question is not what the malware does. It is why the same entry path remains available in 2026. Brute force against default credentials only works if two conditions hold: the service is reachable, and the credential has not been…...
Code Hidden In 'White-Labeled' Routers Gives Chinese Servers Full Control - BGR
1+ week, 4+ day ago (501+ words) Code Hidden In 'White-Labeled' Routers Gives Chinese Servers Full Control bgr.com Code Hidden In 'White-Labeled' Routers Gives Chinese Servers Full Control The last few years have seen Western legislators repeatedly push back against Chinese apps and devices, citing national…...
Samsung Galaxy A55 Gets One UI 9 Beta Update
2+ week, 14+ hour ago (160+ words) Samsung Galaxy A55's One UI 9 beta update has version numbers A556EXXUHZZI1, A556EODMHZZI1 and A556EXXUHEZI2. One UI 9 beta update is reportedly available for select Galaxy A55 users in India and South Korea Tarun Vats (@tarunvats33) has shared screenshots confirming that Samsung has officially begun rolling out…...
Samsung opens One UI 9.0 beta program for Galaxy A55
2+ week, 1+ day ago (190+ words) The update is live in the brand's home country. Samsung Galaxy A55 Software Update Last month, we discovered evidence suggesting that Samsung may open the One UI 9.0 (Android 17) beta program for the Galaxy A55. That has finally turned out to be true....