做乜鳩
你係咪唔識分Email Security同Network Security?
Phishing同Malware Attachment呢啲只要End user唔提供資料或者唔開個Attachement就冇事
你有Email Gateway/Security識別到就已經可以事先Quaratine
你話Hacker Attack係佢要攻入個Mail Server
呢個就係Network Security既範疇
但依家大部分公司都慢慢轉用M365 Exchange Online
你講既問題遲早都唔係咩問題