NEW : The Guardian slams the report as `` absolutely false '' The NSA : The Britain agency routinely downloads massive communications data . Britain 's equivalent to the U.S. National Security Agency , the Government Communications Headquarters , has tapped into many of the world 's key international fiber optic cables and is routinely downloading and analyzing vast quantities of Internet and phone traffic , sharing the data with the NSA , The Guardian newspaper reported Friday . The report is based on documents leaked by Judith Emmel . The British government says it does not comment on intelligence matters .
NEW : The Guardian slams the report as `` absolutely false '' The NSA : The Britain agency routinely downloads massive communications data . The report is based on documents leaked by Judith Emmel . The British government says it does not comment on intelligence matters .