4 (CNA) Taiwan's national security authorities have successfully cracked down on Chinese cyberattacks that recently posted information on the Facebook pages of President Tsai Ing-wen (蔡英文) and former Premier Su Tseng-chang (蘇貞昌). The third step is to use several dummy accounts to spread the information, and the final step is to share those accounts to Facebook groups commonly used by Taiwanese, hoping to create controversy and clicks and draw attention to the misinformation, the source said. They could even try to spread the idea that Washington will eventually abandon Taipei in a war with Beijing, said the source