Gmail's intermediate SSL certificate for the Simple Mail Transfer Protocol (SMTP) appears to have expired, causing issues for new users trying to send email via Gmail or Google Apps with the standard.

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 ...

Seven malicious PyPi packages were found using Gmail's SMTP servers and WebSockets for data exfiltration and remote command execution. The packages were discovered by Socket's threat research team, ...