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DEF CON 33 - RF Village - Tactical Flipper Zero You Have 1 Hour and No Other Equipment - Grey Fox

DEF CON 33 - RF Village - Tactical Flipper Zero You Have 1 Hour and No Other Equipment - Grey Fox

Source: YouTube · DEFCONConference · published Oct 22, 2025 · 34:41

Cybersecurity
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Description

This presentation demonstrates using a Flipper Zero device for intelligence gathering in a training scenario to identify hostile individuals 1:53.

Key Takeaways:
• Flipper Zero can identify target devices through Wi-Fi analysis, capturing MAC addresses and preferred networks to track individuals 7:18
• Deauthentication attacks can be used to identify targets by observing their reactions when disconnected from Wi-Fi 9:58
• NFC capabilities allow reading hotel room keys and credit cards to collect additional intelligence 15:25
• Sub-gigahertz analysis enables copying car key fob signals to identify and track target vehicles 21:16
• The collected information can be used to build a complete profile of targets for intelligence purposes 26:28

The presentation emphasizes using these techniques for intelligence gathering rather than criminal activity, highlighting the legal and ethical considerations 17:01.

Sources:

  • 1:53 Mission briefing about identifying hostile individuals
  • 7:18 Using Wi-Fi to identify target devices
  • 9:58 Deauthentication attack to identify targets
  • 15:25 Using NFC to read hotel room keys
  • 17:01 Ethical considerations for device usage
  • 21:16 Sub-gigahertz analysis for car key fobs
  • 25:25 NFC read

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Estimated credit: 0.5 CPE hours

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Topic: Cybersecurity. Commonly maps to: Security and Risk Management, Security Operations. Exact CISSP domains are assigned during generation.

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First 800 characters of the transcript

[Music] So, they turned on the microphone. I guess that means it's my turn to start, right? Thanks everybody for being here. This is a lot more people than I expected. People tell me, "Oh, yeah, Flipper Zero is so last year." But I don't know, maybe not. Um, all right. So, let's get started. Number one, this is the only time I'm going to ask anything of the audience. Who here brought a flipper zero with you? me. >> Well, you better get spamming. There's got to be iPhones around here somewhere. All right, here we go. So, welcome. My name is Gray Fox. I am a retired Air Force. I started out doing signals intelligence and whoops and digital network intelligence. Um, after a while I got pulled into the dark side and did special operations work and that what taught me about offensive security a…