偽照域名寄信阻擋 - Linux
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By Mary
at 2016-12-12T16:47
at 2016-12-12T16:47
Table of Contents
各位前輩大家好
有時後會收到一些偽照是公司信的信件,例如公司是abc.com.tw,
惡意信件就會使用任一開頭的,像是 [email protected] 當作寄件人名稱來寄
附件當然都是一些惡意程式
POSTFIX有設定RBL來阻擋,但是這些惡意信件,IP換來換去,有時後還是會收到幾封
不知道有沒有什麼方法可以針對這類型信件做阻擋
我現在是用head_checks來discard這些信件,因為他寄來的標題都很像(像是invoice)
只是他一換,就又要加一筆去檔,如果有正常寄信的人,剛好有打到類似字眼
也會寄不進來,有點麻煩
不知道各位大大有沒有類似經驗
感恩
--
有時後會收到一些偽照是公司信的信件,例如公司是abc.com.tw,
惡意信件就會使用任一開頭的,像是 [email protected] 當作寄件人名稱來寄
附件當然都是一些惡意程式
POSTFIX有設定RBL來阻擋,但是這些惡意信件,IP換來換去,有時後還是會收到幾封
不知道有沒有什麼方法可以針對這類型信件做阻擋
我現在是用head_checks來discard這些信件,因為他寄來的標題都很像(像是invoice)
只是他一換,就又要加一筆去檔,如果有正常寄信的人,剛好有打到類似字眼
也會寄不進來,有點麻煩
不知道各位大大有沒有類似經驗
感恩
--
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Linux
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