CiferTech
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Embedded sys | Robotic | IoT | PCB

Boost Channel: https://t.me/boost/CiferTech

CiferTech@gmail.com
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ESP32DIV is a fully open-source multi-band wireless toolkit based on the ESP32.

Designed for wireless testing, signal analysis, jamming, and protocol spoofing, ESP32DIV supports a wide range of technologies across multiple frequency bands:


✅ Wi-Fi (2.4GHz)
✅ Bluetooth (BLE + Classic)
✅ 2.4GHz ISM protocols (e.g., Zigbee)
✅ Sub-GHz frequencies (e.g., 315/433/868/915 MHz)


🔗 GitHub: https://github.com/cifertech/ESP32-DIV

📺 YouTube Video: https://youtu.be/jVp1zlcsrOY
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nRFBOX v2.7.2 Release 🚀

◽ What's New 🌟

- 📱 BLE Spoofer for Android: Added support for Android devices, expanding spoofing capabilities.
- 💾 SD Card Firmware Support: Introduced firmware updates via SD card for easy maintenance.
- 📶 Wi-Fi Deauther: New tool to test network security by sending deauthentication packets.

◽ What's Changed 🛠️

- 🎨 Full Menu Remake: Completely redesigned menu for a smoother, more intuitive experience.
- 🐛 Bug Fixes: Addressed multiple bugs for enhanced stability.
- ⚙️ Better Menu Handling: Improved navigation for seamless control.
- 🔧 Feature Improvements: Refined existing features for better performance.

Download the latest release from the nRFBOX GitHub repository and explore the Wiki for more details! 🌐
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🚨 New Video is Live!

🛠️ Build Your nRFBox – the ultimate open-source ESP32-powered device for scanning, jamming, and spoofing BLE, Wi-Fi, and 2.4GHz networks.


▶️ Watch now:
https://youtu.be/-b0muIsx3mc
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🚀 New Video Live: I Fixed Everything Wrong with ESP32-DIV (Again) | Part 2

I tackled power issues, shield redesign, and eliminated those annoying reboot problems. The ESP32-DIV is finally getting the upgrades it deserves!

Watch here: https://youtu.be/Yanvy01yz60
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I created a playlist on Spotify with the songs you recommended, and I’ll continue to add more to it 🎵🎶

https://open.spotify.com/playlist/4WUyimpTiPPgNT3zHSPAnF?si=izj52QQrRgCXICCAtsrHPA
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🖥️ DisplayKit

DisplayKit is live.
A minimal UI builder for TFT & OLED displays.

Design your layout visually → export clean Arduino code.
No more pixel-counting. No more guessing.

✔ Live preview
✔ TFT_eSPI & U8g2 support
✔ Full font selector
✔ Instant code export

Try it. Build faster.

👉 https://github.com/cifertech/displaykit
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Most ‘jammer issues’ = bad antenna match.
Power is useless if your antenna is basically a potato. 🥔📡
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🔥 CiferHQ is live.
The doors are open and the network is active.

This group is for focused tech discussions only — tech, hardware, firmware, engineering, projects, ideas, experiments.

🔗 CiferHQ: t.me/CiferHQ

Join the HQ and plug into the network. ⚡️
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🚫 Never trust Wi-Fi RSSI values for exact distance.

They fluctuate ±5–10 dB easily. Use them only for trends, not measurements.
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It’s not illegal. I just ordered the pizza

my ESP32-DIV is simply… speeding up the process. 🍕🤣

©️ @CiferTech
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Weird TFT colors?

It’s probably just RGB565 vs BGR565.

One tiny swap = normal colors again. 🔄🎨
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🎨 PixelForge

Introducing PixelForge!
Your new weapon for microcontroller graphics.

Drop an image → get perfect display data.
RGB565, 1-bit OLED, icons, sprites — all optimized for embedded screens.

🎯 Accurate colors
🎯 Clean previews
🎯 Export .c / .h arrays
🎯 Supports TFT_eSPI, U8g2, LovyanGFX

Turn artwork into code in seconds.
Your displays will finally look right.

👉 github.com/cifertech/PixelForge

💠 @CiferTech
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ESP32 dual-core tip:

Put WiFi/BLE tasks on one core, your logic on the other.

Reduced latency, fewer random slowdowns. 🤖

💠 @CiferTech
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[ T A M A F I _v2.0 ]

↳ 🕹 Virtual pet
↳ 💀 Eats WiFi
↳ 📈 Evolves based on your environment

🔘 Not cute.
🔘 Not safe.
🔘 Not predictable.

💠 @CiferTech
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🛠 I2C instability?

9 out of 10 times, the pull-ups are missing or too weak.
Use 4.7k (or 1k) as a safe default. 👍

💠 @CiferTech
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