wilhelm is a reversing tool I’ve been working on for a long while, which I’ve finally decided to release. It’s a Python API that provides (in my opinion) a better interface for working with Hex-Rays. …

This is a reproduction of the summary of my full report, which is available here.. The research done in this report was completed in August 2020, and a lot has probably changed in TraceTogether since then; an evaluation of TraceTogether in its current iteration can use the above report as…

Note: This is mostly put together from a Twitter thread I wrote last night, for easier reading and with a bit more code for context. TraceTogether is a mobile app developed by Singapore’s Government Technology Agency (GovTech) that performs distributed contact tracing for the purposes of informing people if they…

Wireless@SG is Singapore’s publicly-available WiFi network. There are hotspots everywhere, and you can use it as long as you have a SIM card and can receive SMSes. To login to the captive portal, you just need to provide a phone number and enter the OTP sent to that number. Using…