This list is a companion piece to the Secure Web server installation portion of SearchSecurity.com's Intrusion Defense School lesson on Web attack prevention and defense. Check out the companion ...

Configuring an SMTP (Simple Mail Transfer Protocol) server on Windows Server is a common task for system administrators who need to enable applications or websites to send email messages. Unlike a ...

The Simple Mail Transport Protocol, or SMTP, is a standard for how computers talk to each other to send email. If you're sending email using Microsoft Outlook, your computer may connect to your ...

Do you have some kind of intrusion detection with active blocking running on the network? Are connections to the SMTP server restricted (in the properties of the SMTP service)?

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 Avanan, ...

Many users have reported to be getting a long error message saying: Send test e-mail message: The connection to the server was interrupted. If the problem continues ...

Though users are still having trouble sending e-mail through Comcast's SMTP servers, the following settings seem to work for Microsoft Entourage and other e-mail clients: Receiving: 'Receiving account ...

Security researchers have found inconsistencies in how some Simple Mail Transfer Protocol (SMTP) servers handle end-of-data sequences. This allows the injection of SMTP commands into email messages in ...

Phishers taking advantage of Gmail’s SMTP relay service to impersonate brands Your email has been sent As the number of malware and ransomware attacks continue to become more prevalent, cybersecurity ...