Emails are a primary mode of communication in all professional or academic settings. Therefore, protecting our email systems from unauthorized access is of utmost importance to ensure the well-being of our organizations, employees, associates, clients, and customers. Effective email protection strategies and technologies are the need of the hour, and three frameworks widely adopted in this process include SPF, DKIM, and DMARC.

This book discusses the fundamentals of Domain-based Message Authentication Reporting and Conformance (DMARC) and leads users through its functions, advantages, disadvantages, and creation. Similarly, the chapters dedicated to SPF, DKIM, and DMARC Policy look at the functioning and mechanism of these email security solutions. The eBook doesn’t merely inform why these technologies are recommended but also renders insights on whether these technologies would be suitable to meet the growing cybersecurity demands of your organization.

Since these email protections are often perceived as part of one umbrella term, the book helps distinguish between DMARC, SPF, and DKIM by discussing their origin, specifications, and differentiated features. Understanding the advantages of one over the other or together helps readers make informed decisions on their email security choices. By the end of the book, readers shall find themselves in a better position through the process of DMARC, SPF, or DKIM record creation for their respective organizations.