Signal’s built-in “Censorship Circumvention” feature can be exploited by Adversary-in-The-Middle (AiTM) attacks under certain conditions, but it does not compromise its end-to-end encryption and mainly poses a realistic risk only to high-value targets or state-level actors.
TL;DR: I built a wifi-equipped water gun to shoot the pigeons on my balcony, controlled over the internet by a python script running openCV reading the camera image of my old iPhone.
Google has a long history of performing networking research, making changes, and pushing those changes to the entire internet. In 2011, they published one of my favorite papers, which described their decision to increase the TCP initial congestion window from 1 to 10 on their entire infrastructure.
DIGIPIN is an open-source, geo-coded addressing system developed by India Post in collaboration with IIT Hyderabad and NRSC, ISRO. It enables “Address as a Service” (AaaS) by linking physical locations to its digital representation, allowing seemless encoding/decoding.