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使用信封寄件者為空的條件
檢視次數:
欺騙訊息通常會將信封寄件者(由信封欄位 "MAIL FROM" 指定)設為空白以逃避寄件者驗證。
雲端電子郵件閘道保護
允許您掃瞄訊息以檢查空白信封寄件者,幫助您對抗欺騙。
注意
一些正常訊息也可能有空的信封發件人,例如退信訊息或通知訊息。選擇此條件將影響這些訊息。
此條件僅適用於輸入保護。
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