"'Suspicious' event routes traffic for big-name sites through Russia Google, Facebook, Apple, and Microsoft all affected by “intentional” BGP mishap. Traffic sent to and from Google, Facebook, Apple, and Microsoft was briefly routed through a previously unknown Russian Internet provider Wednesday under circumstances researchers said was suspicious and intentional..." https://arstechnica.com/information...es-traffic-for-big-name-sites-through-russia/
I don't get it, how is this possible? And what does this exactly mean, could they have spied on user accounts?
If Windows or other Microsoft software is sending something unencrypted or using outdated cryptographic protocols- yes. If not, it means they were only able to harvest same metadata.