DMARC Implementation, Monitoring & Enforcement Tips
Laposte.net tightens its requirements for email authentication
2025/08/25 by Yves-Marie Le Pors-Chauvel.
On Friday, August 22, in a message shared by Simon Bressier, Postmaster of Laposte.net, the mail provider announced a major shift in its deliverability and anti-spam policy starting in September 2025. The French webmail confirmed that email authentication standards (SPF, DKIM, and DMARC) will no longer be optional. Until now, some emails without authentication protocols […]
Categories: Authentication, DMARC, Providers
Brand Indicators for Message Identification (BIMI) ready for take off?
2019/05/16 by Willem Stam.
BIMI is the new open standard for visualising your brand in the recipient’s mailbox with an image. Why BIMI? The new standard uses DMARC, leading some to call BIMI ‘DMARC 2.0’. While almost all previous authentication and identification methods work in the background, BIMI is the first to really try to visualise and strengthen your […]
Categories: Authentication, DMARC, General
Choosing the right DMARC policy
2017/07/13 by Willem Stam.
Publishing DMARC records is more popular than ever. Even among those that don’t have domains related to sensitive fields, such as financial institutions, that are vulnerable to abuse. Have you thought about the policy that underpins your objectives for DMARC? Do you even have clear objectives for DMARC? DMARC policies DMARC requires three policies: none, […]
Categories: Authentication, DMARC, General
Gmail introduces emails with lock
2016/04/06 by Willem Stam.
From now on computer users can see if their emails that go through Gmail are safe by Gmail lock. If so, the email has a special marking. For the time being, this service is only available in the United States. So there is lots of work to do for the companies that send huge amounts […]
DMARC: Four Years of Enhancing Email Security - A Look Back and Forward
2015/11/02 by Jérôme Gays.
It has been almost 4 years since the DMARC procedures were first launched, as well as our first publication of an article regarding this topic. As a reminder, DMARC is a Spoofing-fighting validation system. It relies on technologies such as SPF and DKIM, empowering email senders to provide receivers servers with the procedures of what […]
DMARC: A new standard for domain protection
2012/02/16 by Jérôme Gays.
SMTP protocol is old and easy to use. It was invented before 1980 to enable email sending to private networks. Thanks to the native SMTP protocol, it is possible to send an email using the desired sender address, but this option has also created electronic communication reliability issues as, in particular, the development of phishing […]
What DMARC means for you
2012/02/07 by Maarten Oelering.
A week ago DMARC went public causing a tidal wave of publicity, discussion, and fuzz. Many senders are now asking what they should do with it. In this post I will try to put things in perspective, so senders can judge better what it means for them. First of all, DMARC is not something completely […]
Categories: Authentication, DMARC, General