Tag: DMARC

John Levine: Yahoo’s New DMARC Policy breaks Every Mailing List across the globe

Cyber Security, Internet, Mobile, social media
Yahoo! The one who enabled the HTTPS connections by default from the beginning of this year, the one who encrypts traffic moving between its data centers from 31st March, now has been accused of harming every Mailing List across the world. Experts from the Internet Engineering Council John R. Levine, specialized in email infrastructure and spam filtering claimed this in the post titled “Yahoo breaks every mailing list in the world including the IETF's.” on Internet Engineering Task Force (IETF). Yahoo has established a new rule to automatically exclude Yahoo users from the mailing list, because Mailing List server does not comply with DMARC requirements and they strongly modifies each email. He talks about an “emerging e-mail security scheme” known as Domain-based Message Authenticatio