search for: dataretention

...orce the users to always use the internal mail server for sending. In any case, let's say that the duplicate mails, stored somewhere else for data retention purposes, get altered in some way, like some header is added or changed in a predictable way. I am thinking of a header like "BCC: dataretention at example.com". Why would that be a problem? Best regards, rdiez

...forcing spf, that should be sufficient for most cases. >In any case, let's say that the duplicate mails, stored somewhere else for data retention purposes, get altered in some way, like some >header is added or changed in a predictable way. I am thinking of a header like "BCC: dataretention at example.com". Why would that be a problem? It is probably not, but it is just not nice having to change user data to solve your problem.

Hi all: I am new to e-mail servers and I am evaluating Dovecot. Not really the best combination. 8-) I am trying to find a balance between legal data retention requirements and online mailbox size. I do not want huge online mailboxes, as doing offline, rotating data backups could then take forever (among other reasons). I would rather avoid online (cloud) backups (data protection etc.). If I