Emergency notification on the emergence of new variants of ransomware Monitoring found that the Kill Switch of the WannaCry ransomware has changed. After analysis and research, the ransomware may have a variety of variants, and this Monday is a new round of outbreak of the virus. The majority of netizens are requested to upgrade and install patches related to the Windows operating system as soon as possible according to the original disposal measures. If the infected machine has been disconnected immediately to avoid further spread of infection. May 15, 2017 The emergency notification monitoring of the national network and information security information notification center on the emergence of new variants of the ransomware found that the switch domain name (WannaCry) of the ransomware KillSwitch had new changes. After analysis and judgment, the worm