New posts in Email

Is it ok to use self-signed certificates for smtp transport?

Is it OK to have multiple TXT records for a single domain containing different SPF entries?

When does Postfix use IPv6 and when IPv4?

How to Remove UNCHECKED Term Attached in Email Subject Area When Received

Postfix: How to prepend a header only once?

How can I delete all messages from a certain address from the mailqueue?

SPF vs. DKIM - The exact use cases and differences

dovecot start "Address already in use" error

Why is it a bad idea to use a customer email as the from address

Gratuitous CRLF in Subject: line - why is it there, and is it legal?