▲ 73 ▼ Can we possibly create our personal email ? (thelemmy.club) submitted 3 months ago by MastKalandar@feddit.online to c/nostupidquestions@lemmy.world 34 comments fedilink hide all child comments As in this picture, l don't want to remain a sender/recipient, but an address in itself. So that l can house multiple senders/recipients. Would that be possible ?
[–] bleustenns@lemmy.ml 1 point 3 months ago (1 child) What do you mean by, "...a lot of the things you don't know yet will get you into big trouble..."? permalink fedilink source parent hideshow 2 child comments replies: [–] cybervegan@lemmy.world 5 points 3 months ago The list is immense, and I didn't want to clutter my post with all the details. So just listing off things that spring to mind (because I don't know what OP doesn't know): Choosing an MTA - sendmail, postfix, exim, etc. and why you might choose one over the others Firewall settings Software/package management on your chosen distro Learning about DNS: Host it - yourself via BIND Or via a DNS service provider DNS record types Domains Subdomains A records/CNAMEs MX records Mail authority records - SPF's Mail encryption records - DKIM Spam filtering, anti-virus Learning how to configure your MTA, which requires learning: the configuration file language your MTA uses what all the options mean and what they do what the bare minimum options are to get up and running how to make sure your configuration is secure and won't be exploitable by bad actors how mail really gets delivered how to setup secure smtp how to set up SPFs troubleshooting why GMAIL or Microsoft won't accept your mail troubleshooting why GMAIL or Microsoft have stopped accepting your mail dealing with blacklists/greylists when someone sends too many messages, or something that "looks too spammy" Mail hosting pitfalls Being an open relay Rate limiting Reputation management Vulnerabilities that let a hacker take over your server Resource management - disk, memory, processes, queues, etc. Downtime when you need to do updates Downtime if you change your DNS configuration I've definitely missed some stuff, and each of those things requires knowing other stuff too, so you can see that it's really a pretty deep subject. This is precisely why not many people self-host email themselves these days - the big guys have made it harder and harder to do so, in the name of eradicating spam, which they themselves are the biggest vectors for. permalink fedilink source parent
[–] cybervegan@lemmy.world 5 points 3 months ago The list is immense, and I didn't want to clutter my post with all the details. So just listing off things that spring to mind (because I don't know what OP doesn't know): Choosing an MTA - sendmail, postfix, exim, etc. and why you might choose one over the others Firewall settings Software/package management on your chosen distro Learning about DNS: Host it - yourself via BIND Or via a DNS service provider DNS record types Domains Subdomains A records/CNAMEs MX records Mail authority records - SPF's Mail encryption records - DKIM Spam filtering, anti-virus Learning how to configure your MTA, which requires learning: the configuration file language your MTA uses what all the options mean and what they do what the bare minimum options are to get up and running how to make sure your configuration is secure and won't be exploitable by bad actors how mail really gets delivered how to setup secure smtp how to set up SPFs troubleshooting why GMAIL or Microsoft won't accept your mail troubleshooting why GMAIL or Microsoft have stopped accepting your mail dealing with blacklists/greylists when someone sends too many messages, or something that "looks too spammy" Mail hosting pitfalls Being an open relay Rate limiting Reputation management Vulnerabilities that let a hacker take over your server Resource management - disk, memory, processes, queues, etc. Downtime when you need to do updates Downtime if you change your DNS configuration I've definitely missed some stuff, and each of those things requires knowing other stuff too, so you can see that it's really a pretty deep subject. This is precisely why not many people self-host email themselves these days - the big guys have made it harder and harder to do so, in the name of eradicating spam, which they themselves are the biggest vectors for. permalink fedilink source parent
