If, on the other hand, you are sending mail to or from the local domain, no problem. Relaying for sendmail is defined as mail coming from outside the domain being sent to outside the domain.

I now would like to ask about building a mail relay for exchange 2003. It seems that the two major mta's for linux are postfix and qmail. I would like to ask for a complete linux newbie which one ...

A mass of dedicated Mac users are spending this week holed up in the hotels and hostelries surrounding San Francisco’s Moscone Center. During that time, more than one of them will attempt to ...

P>So, can I set up Exim to act as a relay only for emails originating from the PC *or* for emails where the sender is [email protected]? So far I see that I could specify that it act as a relay ...

Cybercriminals found a way to send millions of “perfectly spoofed” phishing emails thanks to a vulnerability in Proofpoint’s ...

Mozilla has launched an update for its email privacy service, Firefox Relay, that addresses common complaints and extends the tool to a wider audience. With the latest version of Firefox Relay ...

However, Firefox Relay may be more intriguing. You get both email aliases to hide your real accounts as well as phone number masking to prevent your digits reaching spammers and hackers.

Phishing actors abuse Google's SMTP relay service to bypass email security products and successfully deliver malicious emails to targeted users. According to a report from email security firm ...