Research and Reports
Each spring we publish the State of Email Security and Spam Report. Through the year we publish the chapters and briefs that lead up to it.
November 7, 2026 · 2027 report, opening chapter
From a 1978 ARPANET advertisement to AI versus AI: nearly fifty years of email abuse, the defenders who fought it, and why the next contest is over trust rather than technology.
Read online PDFMarch 15, 2026 · Annual report, 2026 edition · OpenEFA Research
Our first annual report: how spam evolved from bulk nuisance to AI-assisted deception, and why defense has to shift from indicators to intent. 24 pages.
Read on openefa.comApril 18, 2026 · Intelligence brief · OpenEFA Research
How AI-generated phishing, polymorphic campaigns and multi-channel attacks changed the email threat landscape, and how intent-based defense answers them.
Read on openefa.comThe 2027 State of Email Security and Spam Report, due in March or April. Sign up and we will email you when it is out.
OpenEFA publishes a daily threat brief from what it blocks, and an advisory for each significant campaign.
Security Advisories for what to patch, and Scam Watch for the scams reaching people now.