There are many reasons why emails end up in spam or are blocked altogether and thus do not reach the recipient as hoped. Having worked at the CSA for nine years, I can tell you that many senders still...
There are many reasons why emails end up in spam or are blocked altogether and thus do not reach the recipient as hoped. Having worked at the CSA for nine years, I can tell you that many senders still...
Email authentication is entering its next chapter. In our latest CSA Live webinar, Sebastian Kluth (CSA) sat down with Kieran Cooper (Halon) and Bron Gondwana from Fastmail, one of the authors of the ...
As we are a service of eco - Association of the Internet Industry in cooperation with the German Dialogmarketing Association , we offer transparent and fair prices. We charge a one-off fee for the ...
Join us for the CSA and Signal Spam Get-Together in Paris – an evening of great food, good people and relaxed networking during M3AAWG 2026. Event details and venue 📅 Monday, 26 October 20...
For over two decades, the Certified Senders Alliance (CSA) has had one clear objective: to strengthen trust and quality across the entire email ecosystem. What started as a joint project with mailbox ...
DKIM2 is the evolution of DKIM, which was introduced by the Internet Engineering Task Force (IETF) in 2007 with Request for Comments (RFC) 4871 and was last updated in 2011 with RFC 6376. Conte...
How monitoring can help to identify deliverability issues early on – and why we should reconsider deliverability The examples in this article are based on real-life cases from the CSA Certification...
Many senders believe they are doing everything right. Their domains are authenticated, their campaigns are permission-based, and their deliverability metrics appear stable. Yet sooner or later, some s...
In the world of email deliverability, discussions often focus on content quality, engagement metrics, and authentication protocols such as SPF, DKIM, and DMARC. However, an often-overlooked layer of e...
A statement on the future of trust, deliverability, and self-regulation in commercial emailing Looking Back on 2025: Setting the Course Together When I look back on the year 2025, I do so with pride...
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