Break libcimbar's ~10MB transfer limit by chunking large files across multiple fountain streams. Works with the sz3/cfc Android receiver, no fork required.
An acoustic data channel for headless embedded devices: config in over near-ultrasound, diagnostics out over the piezo buzzer
Offline GNU Taler payment transport PoC — fountain-coded animated QR, phone screen to laptop webcam
Air-gapped file transfer via dynamic QR codes: a terminal sender displays a file as a QR slideshow, a phone app scans and reassembles it. No network, no cloud.
Offline screen-to-camera file transfer with a terminal and SSH sender, fountain-coded QR, explicit lens choice, and no receiver-side network path.
Formally-verified (Ada/SPARK) rateless LT fountain-code transport for one-way data diodes protecting critical infrastructure.
A tiny one-way fountain codec — spray a file over any write-only channel, catch it with no back-channel. Optional password encryption. Extracted from qrbeam.
Send files between devices as a stream of QR frames — screen to camera, no network, no pairing, no app.
Trasferisce file fra due dispositivi con la sola luce: uno schermo mostra codici QR, una camera li guarda. Codice fontana LT, un solo file HTML, nessuna rete.
Offline phone-to-phone file transfer using light and sound: animated QR codes and a data-over-sound modem, no Internet, Wi-Fi or Bluetooth. Open-source Flutter app for Android, iOS and web.
Send a file between two devices with no internet, no cable and no account. Air-gapped file transfer over an animated QR code stream, entirely in the browser.
Fast, stable offline file and text transfer over animated QR codes.
Cybersecurity thesis source code @ UA - Portugal.
Erbgut: measures whether each DNA coding rule actually pays off on your sequencing channel, and tunes the codec accordingly. HackMIT 2026.
光だけでファイルを渡す。ネットワークもペアリングも不要な画面→カメラのファイル転送 (Fountain code + 独自コード形式)
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