#wifi on Hacker News

One parser, two bugs, many routers: Exploiting Broadcom WiFi across eCos, Linux(quentinkaiser.be)

87 points by zoobab 10 days ago | 22 comments

Blog post by Quentin Kaiser describing two bugs in a Broadcom WiFi parser and how they are exploited on routers running eCos and Linux.

A story of WiFi secrets, UART lockdowns and a damaged flash memory chip(adepts.of0x.cc)

75 points by michidk 10 days ago | 5 comments

A blog post on reverse engineering the firmware of a Eufy HomeBase 2 device, covering WiFi secrets, UART lockdowns, and recovering data from a damaged flash chip.

Wanted to download an ISO, ended up writing a kernel exploit(blog.dfb.sh)

362 points by 0xdeafbeef 13 days ago | 180 comments

Various Projects Find Hidden SDR Capabilities in ESP32 Microcontrollers(rtl-sdr.com)

271 points by nkw 25 days ago | 53 comments

RTL-SDR.com post reporting that several projects, including ESPARGOS, independently discovered hidden SDR capabilities in ESP32 microcontrollers.

QuadRF can spot drones and see WiFi through my wall(jeffgeerling.com)

710 points by speckx 3 months ago | 221 comments

Jeff Geerling blog post reviewing QuadRF, a four-antenna radio device that can detect drones and visualize WiFi signals through walls.

Banned book library in a wi-fi smart light bulb(richardosgood.com)

545 points by sohkamyung 4 months ago | 324 comments

Blog post describing a project that hides a banned book library, served over Wi-Fi, inside a smart light bulb.

Unifi Travel Router(blog.ui.com)

436 points by flurdy 10 months ago | 377 comments

Ubiquiti blog post announcing the UniFi Travel Router, a pocket-sized device that extends a user's UniFi network configuration while traveling.

Airpass – Easily overcome WiFi time limits(airpass.tiagoalves.me)

366 points by herbertl 1 year ago | 247 comments

Landing page for Airpass, a macOS menu bar app that spoofs the MAC address to get around time limits on public WiFi networks.

The 20 year old PSP can now connect to WPA2 WiFi Networks(wololo.net)

413 points by zdw 1 year ago | 121 comments

Wololo.net news post about a homebrew release that lets the 20-year-old Sony PSP connect to WPA2-secured WiFi networks.

WebGPU-Based WiFi Simulator(wifi-solver.com)

321 points by jasmcole 2 years ago | 82 comments

Wifi Solver is a browser-based WebGPU simulation that visualizes WiFi signal propagation from a router, running live on the user's device.

Hold on there: WPA3 connections fail after 11 hours(rachelbythebay.com)

409 points by zdw 2 years ago | 161 comments

A rachelbythebay blog post describing how WPA3 Wi-Fi connections fail after about 11 hours and investigating the cause.

Apple allows some iOS apps to track user locations via lists of nearby SSIDs(wingu.se)

722 points by lloyds_barclays 2 years ago | 264 comments

Blog post arguing that Apple's iOS HotspotHelper API, available since iOS 9, lets apps infer user locations from nearby Wi-Fi networks without user authorization.

Tell HN: iOS lets carriers add WiFi networks that you can’t stop from joining

873 points by newZWhoDis 3 years ago | 321 comments

A Tell HN post reporting that iOS 16.4 lets cellular carriers add managed WiFi networks that users cannot remove or stop from auto-joining.