The website server of the Federal Board of Revenue (FBR) stopped working after coming under a cyberattack on Friday, reported 24NewsHD TV channel.
Since the cyberattack, the FBR website and the main server have been down and efforts were under way to fix the problem.
Taxpayers also faced problems in filing their taxes and availing of online services. However, the FBR, has made available another link for the visitors.
Reporter Ashraf Khan