本期內容：

WannaRen is the ransomware from hackers that is using .WannaRen file extension to mark encrypted files and then demands at least 0.05 Bitcoin for the alleged decryption tool.
There are two versions of this threat: one is sending the ransom note through a text file, and the other one is using pictures.


ransomware n. 勒索軟件
• ransom n. 贖金
• The kidnappers demanded a ransom of ￡50,000 from his family.
綁架者向他的家人索要贖金 5 萬英鎊。
file extension: 文件擴展名
encrypted files: 加密文件
• encrypted signals: 加密信號
• encrypt vt. 加密
• decrypt vt. 解密
alleged adj. 聲稱的，被斷言的
• his alleged innocence: 他所謂的清白
• the alleged murderer: 據稱的謀殺犯



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