--- title: "#iot-security articles | Hashnode" description: "Explore 88 articles tagged #iot-security on Hashnode. Tutorials, guides, and how-tos from the community." url: "https://hashnode.com/tag/iot-security" --- Tag # #iot-security 88 posts · 5 followers [Damiano Bianda](https://hashnode.com/@damianobianda) · [3d ago](https://hashnode.com/posts/no-ransom-note-europe-s-freezer-attacks-and-the-new-sabotage-playbook/6af0489fe85e91eadbf4c8fa) ### [No Ransom Note: Europe's Freezer Attacks and the New Sabotage Playbook](https://damianobianda.hashnode.dev/no-ransom-note-europe-s-freezer-attacks-and-the-new-sabotage-playbook?utm_source=hashnode&utm_medium=feed) On the night of Monday, November 2, supermarket freezers in at least ten European countries quietly stopped being freezers. Remote refrigeration controllers were pushed into maximum-temperature defros 6 min read · [damianobianda.hashnode.dev](https://damianobianda.hashnode.dev/no-ransom-note-europe-s-freezer-attacks-and-the-new-sabotage-playbook?utm_source=hashnode&utm_medium=feed) [Andrii Slobodskyi](https://hashnode.com/@andriislobodskyi) · [3d ago](https://hashnode.com/posts/teleai-s-privacy-camera-engineering-without-original-footage/6aefe57e264150f6ccdb9fc4) ### [TeleAI's Privacy Camera: Engineering Without Original Footage](https://andriislobodskyi.hashnode.dev/teleai-s-privacy-camera-engineering-without-original-footage?utm_source=hashnode&utm_medium=feed) How edge processing, cloud-based behavior recognition, and generated event descriptions change system design, privacy assessment, and commissioning. 12 min read · [andriislobodskyi.hashnode.dev](https://andriislobodskyi.hashnode.dev/teleai-s-privacy-camera-engineering-without-original-footage?utm_source=hashnode&utm_medium=feed) [Cyber Knight](https://hashnode.com/@cyberknight2479) · [Oct 21](https://hashnode.com/posts/a-cyberattack-brought-the-company-down-the-smart-buildings-never-noticed/6ad86455fc090f1088c7926d) ### [A Cyberattack Brought the Company Down — The Smart Buildings Never Noticed](https://nulltrace.hashnode.dev/a-cyberattack-brought-the-company-down-the-smart-buildings-never-noticed?utm_source=hashnode&utm_medium=feed) Loxone's servers went dark on Sunday. Its controllers, the ones wired into thousands of walls, kept running. That mismatch is the real story. 4 min read · [nulltrace.hashnode.dev](https://nulltrace.hashnode.dev/a-cyberattack-brought-the-company-down-the-smart-buildings-never-noticed?utm_source=hashnode&utm_medium=feed) [Jeji James](https://hashnode.com/@jeji-james) · [Oct 17](https://hashnode.com/posts/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja/6ad2e45ce830e1a69311834d) ### [How I Simulated a DDoS Attack on Healthcare-IoT Devices Using Cooja](https://jeji-james.hashnode.dev/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja?utm_source=hashnode&utm_medium=feed) A step-by-step walkthrough of simulating a DDoS attack on Healthcare-IoT devices using the Cooja network simulator, analyzing traffic logs with grep, and quantifying attack intensity. 7 min read · [jeji-james.hashnode.dev](https://jeji-james.hashnode.dev/how-i-simulated-a-ddos-attack-on-healthcare-iot-devices-using-cooja?utm_source=hashnode&utm_medium=feed) [404 Founders](https://hashnode.com/@404-founders) · [Sep 4](https://hashnode.com/posts/cra-secure-by-default-internet-exposure-annex-i-2026/6a9c7019f03dc78bda1d322a) ### [CRA Secure by Default: What Manufacturers Need to Remove Before December 2027](https://404-founders.com/blog/cra-secure-by-default-internet-exposure-annex-i-2026?utm_source=hashnode&utm_medium=feed) CRA Annex I makes secure-by-default configuration and attack-surface reduction product requirements from 11 December 2027. Build the evidence now. 6 min read · [404-founders.com](https://404-founders.com/blog/cra-secure-by-default-internet-exposure-annex-i-2026?utm_source=hashnode&utm_medium=feed) [Jeevitha kumarswamy](https://hashnode.com/@jeevitha-13) · [Aug 26](https://hashnode.com/posts/mirai-botnet-2016-a-case-study-on-iot-security/6a8f0a3cf0190407c6103ae7) ### [MIRAI BOTNET 2016: A case study on IoT Security](https://jeevitha-13.hashnode.dev/mirai-botnet-2016-a-case-study-on-iot-security?utm_source=hashnode&utm_medium=feed) Discover how the Mirai botnet exploited IoT devices, causing massive DDoS attacks and reshaping global cybersecurity defenses. 5 min read · [jeevitha-13.hashnode.dev](https://jeevitha-13.hashnode.dev/mirai-botnet-2016-a-case-study-on-iot-security?utm_source=hashnode&utm_medium=feed) [Yogeshwar Peela](https://hashnode.com/@exploitnotes) · [Aug 18](https://hashnode.com/posts/tryhackme-bugged-writeup/6a83d642e7083cfc6b60dcde) ### [TryHackMe : Bugged - Writeup](https://exploitnotes.hashnode.dev/tryhackme-bugged-writeup?utm_source=hashnode&utm_medium=feed) Solve TryHackMe Bugged by enumerating MQTT, decoding a hidden backdoor, abusing CMD execution, and retrieving the flag without a reverse shell 5 min read · [exploitnotes.hashnode.dev](https://exploitnotes.hashnode.dev/tryhackme-bugged-writeup?utm_source=hashnode&utm_medium=feed) [Đăng Đỗ](https://hashnode.com/@dndang) · [Aug 6](https://hashnode.com/posts/password-checker-python/6a73f1d9de788be833a5fc0a) ### [I Built a Password Strength Checker - My First Security Tool](https://iot-security-lab.hashnode.dev/password-checker-python?utm_source=hashnode&utm_medium=feed) Built a Python password checker. Checks length, uppercase, digit, special char. My first small security project. 1 min read · [iot-security-lab.hashnode.dev](https://iot-security-lab.hashnode.dev/password-checker-python?utm_source=hashnode&utm_medium=feed) [Sagun](https://hashnode.com/@sagun-labs) · [Aug 5](https://hashnode.com/posts/mirai/6a735ada6a988fa7040d70f7) ### [Mirai](https://sagunwrites.hashnode.dev/mirai?utm_source=hashnode&utm_medium=feed) When Everyday Devices Became a Botnet 8 min read · [sagunwrites.hashnode.dev](https://sagunwrites.hashnode.dev/mirai?utm_source=hashnode&utm_medium=feed) [Sagun](https://hashnode.com/@sagun-labs) · [Aug 1](https://hashnode.com/posts/what-is-iot-malware/6a6dfef14a08c4c4d1cdb9af) ### [What Is IoT Malware?](https://sagunwrites.hashnode.dev/what-is-iot-malware?utm_source=hashnode&utm_medium=feed) Learn what IoT malware is, how attackers compromise connected devices, why IoT botnets are dangerous, and how smart devices can be protected. 4 min read · [sagunwrites.hashnode.dev](https://sagunwrites.hashnode.dev/what-is-iot-malware?utm_source=hashnode&utm_medium=feed)