In the past decade, Venezuela has faced a profound crisis that has impacted all corners of its society, from health and energy to the economy. Its Gross Domestic Product (GDP) per capita has contracted 77%, and inflation has soared to 32,000%! A new study by computer science researchers at Northwestern University examines, for the first time, […]
Most geographically diverse analysis of LEO satellite latency of 2,400 users across 27 countries shows on-ground infrastructure critical for achieving low latency benefits.
The recently released incident report of the 2022 Rogers outage provides plenty of lessons on how to mitigate future outages.
New feature shows what percentage of each country’s most popular Internet websites is stored on servers in the country or abroad.
Research into different greenhouse gas emission scenarios has started to explore how future climate change may affect subsea cables and their shore-based landing stations.
In 2024, the central African country Chad has experienced several Internet outages (Figure 1), including an intentional, ongoing shutdown that began on 28 February that has cost the country more than USD $1M in GDP loss. Most of these outages presumably stem from the country’s poor Internet resilience — 24% as per the Pulse Internet Resilience Index, ranked […]
Reverse traceroutes allows users to measure routes to their own hosts from arbitrary networks without access to those remote networks to run the command.
In a world increasingly vulnerable to natural disasters and climate change-induced hazards, robust emergency communication systems are more critical than ever. Imagine a scenario where terrestrial communication networks are disrupted by multi-hazard risks (for example, an earthquake followed by a tsunami or a landslide), leaving communities isolated and first responders struggling to coordinate relief efforts. […]
Last month’s Internet shutdown in Sudan is the latest of a growing number of incidents where conflict compromises Internet connectivity and resilience in affected regions. In 2023, the International Institute for Strategic Studies Armed Conflict Survey recorded more than 180 regional and local conflicts, the highest number in 30 years. Access to the Internet during war and […]