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software:postfix:dkim_dmarc

Securing SMTP Server

DKIM

Generate DKIM keys

Basically, all you do is generate a public key pair and put the public key part (in ASCII) into a specially formatted TXT field in the database. Then, add the private key to your mail server. See:

https://www.mailhardener.com/kb/how-to-create-a-dkim-record-with-openssl

Validate DKIM

Use the following tool to validate your DKIM after you have generated and installed the keys

https://www.mailhardener.com/tools/dkim-validator

DKIM

software/postfix/dkim_dmarc.txt · Last modified: 2020/01/02 22:13 by rodolico