Please read the recent alerts regarding Zoom and user tips to you.

• https://www.cuhk.edu.hk/eLearning/c_systems/zoom/ZOOM-SuggestionsRecentAlerts-2020April.pdf
• HKCERT 建議10招保障 Zoom 網上會議安全: https://www.hkcert.org/my_url/zh/blog/20040201