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.

If you use a Gmail email account for your business, you may wish to access it through a desktop or mobile client such as Microsoft Outlook or Mozilla Thunderbird. To configure a Gmail account to work ...

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 ...

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, ...

June 22, 2011 Add as a preferred source on Google Add as a preferred source on Google We love using Gmail.com for its many features, but if you want offline access and a more "desktop-like" experience ...

Are you receiving—Couldn’t sign you in. This browser or app may not be secure. Try using a different browser. If you’re already using a supported browser, you can try again to sign in—when trying to ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Let’s start at the beginning and make it clear that the Simple ...