Articles with tag “S/MIME”

Securing email to Gmail

I've been working on securing my postfix configuration to enforce certificate validation and encryption on some known, higher-volume, or more sensitive connections between SMTP servers (port 25).

On many of the connections I've setup for secure transport there have been no problems (assuming proper TLS certificates are used). Unfortunately Gmail …

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Secure E-mail

E-mail is inherently insecure.  Just as sending a post card, any message sent by e-mail can be read by any number of people, including those monitoring the network path, the servers that process the message along its route, or anyone with access to the distant computer.  Basically you should consider …

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