VRFY

Deshabilitar VRFY en Postfix

enero 28, 2009abril 21, 2019

Una petición VRFY consulta al un determinado servidor de correo si una dirección de correo existe o no. Básicamente cuando conectamos vía telnet al puerto de un servidor de correo podemos lanzarle una petición y ver si en dicho servidor existe una cuenta de correo. Si queremos, por seguridad deshabilitar esta opción en postfix, añadiremos Seguir leyendo

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# rm-rf.es | Administración de sistemas

Blog de un sysadmin Unix, GNU/Linux, Windows y lo que haga falta.

Deshabilitar VRFY en Postfix