Internet distributions happen at all levels, from unstable connections in your living room to multiple countries being cut off from the global network. Most of these are unintentional disruptions caused by faulty infrastructure, software updates, or human mistakes. A small but growing number of these are intentional disruptions, including cyberattacks on networks and artificial Internet […]
Internet resilience is usually considered from a technical point of view, with little consideration given to social implications that impact connectivity decisions.
Following Russia’s full-scale invasion of Ukraine, which started on 24 February 2022, private and government institutions have introduced or significantly expanded economic sanctions against Russia. According to a study by my colleagues and me, these sanctions have significantly impacted peering connectivity and Internet infrastructure in not only Russia but also Ukraine. However, we also show […]
Xaminer supports joint cross-layer impact analysis for multiple disasters or events, combining the effects of different events on the infrastructure. Additionally
Studying off-net deployment strategies is crucial as they alter traditional Internet traffic flows and could be vital for next-generation technologies like 5G that require low latency.
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.