Mr. Hunt said they were “making sure that our data is properly backed up, and making sure that we are using the software patches.”br The British National Crime Agency, which is taking part in a global investigation into the attack, saidbr that a second wave of attacks could still occur, and it urged computers users to take precautionsbr “But it is very important that business and enterprisesbr that are in the private or government sector make sure those patches for the Windows systems that were made available by Microsoft in March are installed.”br In Japan, about 2,000 terminals in 600 locations, used by individuals as well as by large companies, were most likely affected by the ransomware attack, according to JPCert, an independent groupbr that helps respond to and track computer security breaches.br Cyberattack Spreads in Asia, Though No ‘Second Wave’ Is Seen -br By GERRY MULLANY and PAUL MOZURMAY 15, 2017br HONG KONG — A global cyberattack spread to thousands of additional computers on Monday as workers logged in at the start of a new workweek.