Ryan Gallagher and Nicky Hager report:
It was a powerful piece of technology created for an important customer. The Medusa system, named after the mythical Greek monster with snakes instead of hair, had one main purpose: to vacuum up vast quantities of internet data at an astonishing speed.
The technology was designed by Endace, a little-known New Zealand company. And the important customer was the British electronic eavesdropping agency, Government Communications Headquarters, or GCHQ.
Dozens of internal documents and emails from Endace, obtained by The Intercept and reported in cooperation with Television New Zealand, reveal the firm’s key role helping governments across the world harvest vast amounts of information on people’s private emails, online chats, social media conversations, and internet browsing histories.
Read more on The Intercept.