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Investigator515

@investigator515.bsky.social
5.5K followers 2.5K following 1.2K posts

Investigator turned OSINT Analyst | Author | Follow for #OSINT #Defense #Infosec | Memes | NAFO ✅ | Ukraine ✅ | Disinformation 🚫 | investigator515.substack.com | 🐕‍🦺 > 🐈 | 🐧 > 🪟 and always, 🍍 on 🍕

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Investigator515 @investigator515.bsky.social · 5h
Enterprise RADIUS with LDAP: Scaling WiFi Authentication Across Thousands of Users radiohackers.com/ent...
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Investigator515 @investigator515.bsky.social · 21h
Before Bluetooth Ruled: When Devices Talked With Light radiohackers.com/bef...
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Investigator515 @investigator515.bsky.social · 16/10/2026
Amazon’s Direct-to-Phone Satellite Plan Made SDR Interesting Again radiohackers.com/ama...
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Investigator515 @investigator515.bsky.social · 15/10/2026
Prisma AIRS: Securing the Entire AI Ecosystem from One Platform radiohackers.com/pri...
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Investigator515 @investigator515.bsky.social · 15/10/2026
The Ultimate OSINT Search Engine List for Cybersecurity: Attack Surface Mapping, Breach Monitoring… radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 14/10/2026
Wi-Fi Is Becoming a Sensor — and That Creates a Completely New Privacy Problem radiohackers.com/wi-...
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Investigator515 @investigator515.bsky.social · 14/10/2026
WiFi Protected Setup (WPS): Simple Connection or Security Danger? radiohackers.com/wif...
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Investigator515 @investigator515.bsky.social · 13/10/2026
I Tested 50 AI Security Tools. These 10 Are the Only Ones That Matter | by Samadhan Shimple radiohackers.com/i-t...
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Investigator515 @investigator515.bsky.social · 12/10/2026
When Communications Go Dark: Inside The World of Mesh Networks
radiohackers.com
When Communications Go Dark: Inside The World of Mesh Networks
How a community of radio enthusiasts and software developers is building an alternative way to stay in touch.
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Investigator515 @investigator515.bsky.social · 12/10/2026
I Used a Raspberry Pi to Build an RF Black Box for My IoT Lab radiohackers.com/i-u...
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Investigator515 @investigator515.bsky.social · 11/10/2026
How to Map an Organization’s IP Ranges Using ASNMap and MapCIDR | by Samadhan Shimple radiohackers.com/how...
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Investigator515 @investigator515.bsky.social · 11/10/2026
The Anatomy of a Signal: MHz, Bandwidth, and Noise Explained radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 10/10/2026
The Top 10 LLM Attacks Every AI Security Professional Should Understand| by Samadhan Shimple radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 10/10/2026
I Tried Detecting IoT Compromise From Radio Behaviour Alone
radiohackers.com
I Tried Detecting IoT Compromise From Radio Behaviour Alone
Instead of inspecting payloads, I monitored duty cycle, frequency use, burst timing, and unexpected transmissions to see whether…
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Investigator515 @investigator515.bsky.social · 09/10/2026
How Wi-Fi Hacking Works: Common Wireless Attacks and How to Protect Your Network | by Samadhan… radiohackers.com/how...
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Investigator515 @investigator515.bsky.social · 09/10/2026
I Built an SDR Pipeline Where the Raspberry Pi Does the DSP and the Browser Does the UI radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 08/10/2026
Your ESP32 has been an SDR this whole time. radiohackers.com/you...
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Investigator515 @investigator515.bsky.social · 07/10/2026
Battery Life Optimisation for IoT: WiFi vs BLE vs Zigbee radiohackers.com/bat...
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Investigator515 @investigator515.bsky.social · 07/10/2026
I Turned a Raspberry Pi Into an Automated Radiosonde Ground Station radiohackers.com/i-t...
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Investigator515 @investigator515.bsky.social · 05/10/2026
How I Added My Dumb Garage Door to Home Assistant radiohackers.com/how...
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Investigator515 @investigator515.bsky.social · 04/10/2026
The Raspberry Pi 5 Is Making SDR Projects Much More Ambitious radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 03/10/2026
The ESP-32 Remote ID Sniffer radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 02/10/2026
I Built My Own Low-Cost Spectrum Monitoring Infrastructure radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 02/10/2026
WiFi 7: What can help us at this new standard? radiohackers.com/wif...
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Investigator515 @investigator515.bsky.social · 02/10/2026
Private LTE vs WiFi: When to Choose Each Technology radiohackers.com/pri...
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Investigator515 @investigator515.bsky.social · 01/10/2026
I Used Multiple Cheap SDRs Instead of Buying One Expensive Receiver radiohackers.com/i-u...
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Investigator515 @investigator515.bsky.social · 30/09/2026
I Built a Raspberry Pi That Maps RF Signals While It Moves radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 29/09/2026
802.11ad 60 GHz: Why It’s Completely Different radiohackers.com/802...
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Investigator515 @investigator515.bsky.social · 28/09/2026
I Tried Building a Drone Detector That Knows When It Doesn’t Know radiohackers.com/i-t...
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Investigator515 @investigator515.bsky.social · 26/09/2026
I Turned RF Anomalies Into Grafana Metrics radiohackers.com/i-t...
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Investigator515 @investigator515.bsky.social · 25/09/2026
The Signal You Can’t Trust: Remote ID & The Drone Security Problem radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 25/09/2026
California wants my 3D printer to scan every design for a gun. radiohackers.com/cal...
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Investigator515 @investigator515.bsky.social · 24/09/2026
LEO Satellites Are Becoming Programmable Infrastructure radiohackers.com/leo...
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Investigator515 @investigator515.bsky.social · 23/09/2026
The open model beating Claude on security benchmarks was measured inside Claude Code radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 22/09/2026
Every new car in the EU now watches your eyes, and the only thing protecting you is a sentence I’ve… radiohackers.com/eve...
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Investigator515 @investigator515.bsky.social · 21/09/2026
I Built an RF Dataset Instead of Downloading One radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 21/09/2026
Attack Vectors: RF Attack Surfaces radiohackers.com/att...
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Investigator515 @investigator515.bsky.social · 20/09/2026
I Built a Portable Spectrum Analyzer Around a Raspberry Pi radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 20/09/2026
HaLow, Good Bye radiohackers.com/hal...
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Investigator515 @investigator515.bsky.social · 19/09/2026
How I Added a Non-Wi-Fi Mitsubishi AC to Home Assistant radiohackers.com/how...
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Investigator515 @investigator515.bsky.social · 19/09/2026
WiFi Mesh Networks: Brilliant vs Fail radiohackers.com/wif...
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Investigator515 @investigator515.bsky.social · 18/09/2026
The Linux Bluetooth Stack Keeps Reminding Us How Deep Wireless Security Goes radiohackers.com/the...
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Investigator515 @investigator515.bsky.social · 16/09/2026
Drone Detection With DroneAware
radiohackers.com
Drone Detection With DroneAware
Build and deploy a Remote ID station to detect drones in an afternoon.
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Investigator515 @investigator515.bsky.social · 16/09/2026
Monitored CB radio via web sdr for the first time in ages. Learned nothing useful. Did hear two blokes argue about whether a kangaroo could beat a dog in a fair fight. Results are inconclusive.
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Investigator515 @investigator515.bsky.social · 16/09/2026
Monitored CB radio via web sdr for the first time in ages. Learned nothing useful. Did hear two blokes argue about whether a kangaroo could beat a dog in a fair fight. Results are inconclusive.
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Investigator515 @investigator515.bsky.social · 15/09/2026
I Built a 2.4 GHz Spectrum Watcher to See What My IoT Devices Were Actually Doing radiohackers.com/i-b...
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Investigator515 @investigator515.bsky.social · 12/09/2026
A New DJI Vulnerability Shows Why Drone Security Starts Below the Wi-Fi Layer radiohackers.com/a-n...
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Investigator515 @investigator515.bsky.social · 12/09/2026
From Antenna Diversity to Massive MIMO radiohackers.com/fro...
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Investigator515 @investigator515.bsky.social · 09/09/2026
Wireless Replay Attacks Are More Complicated Than “Record and Transmit” radiohackers.com/wir...
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Investigator515 @investigator515.bsky.social · 08/09/2026
I Built a Real-Time Spectrum Analyser on a Raspberry Pi
radiohackers.com
I Built a Real-Time Spectrum Analyser on a Raspberry Pi
Streaming SDR samples into Python and visualising frequency activity in real time turns a small single-board computer into a surprisingly…
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