Technology World - Yahoo data breach

Summary: Technology World with Dr Ka Fung: Yahoo confirmed massive data breaches. I have a Yahoo account. What should I do ? (Yahoo 證實龐大用戶數據外洩，如果你是 Yahoo 用戶當然會有疑慮。KK為大家講解怎樣處理。Our Technology World 網站鏈結 www.kkfung.one)