Email Authentication        

Adoption Reports         Deployment Support         Implementation Tools         DMARC         Additional Reading    

September 2010 - Email Authentication Adoption Report (Sept 2010)

State of Authentication  (April 2010)

BITS guide for implementing email authentication protocols (July 2009)

2008 OTA State of the State of Email Authentication Report - Authentication Passing the Tipping Point  (PDF)

OTA Authentication Press Release and Call to Action - Brand and ISPs to implement within 6 months (Jan 31, 2008)

The Urgent Need to Implement E-Mail Authentication (PDF) - A value proposition for senders, users, and domain holders - Published 2007

Listing of companies is based on factual data and constitutes neither endorsement nor disparagement by OTA or its members and affiliates: it focuses on specific characteristics and is not an assertion of overall web security or lack there of.  Data is provided for information purposes; it is current at time of publishing.  To report updates, email staff@otalliance.org,.