Britain's communications spy agency GCHQ and the US National Security Agency (NSA) intercepted and stored images from webcams used by millions of Yahoo users, the Guardian newspaper reported on Thursday.
Britain announced Tuesday that the head of GCHQ, the secret eavesdropping agency that has come under scrutiny following leaks by former US analyst Edward Snowden is to stand down.
Britain has been operating a secret listening post from its Berlin embassy, a stone's throw from German Chancellor Angela Merkel's office, the Independent newspaper claimed on Tuesday.
Britain is running a secret Internet surveillance station in the Middle East, a report said Thursday citing the latest leaked documents obtained by fugitive US security contractor Edward Snowden.