Email and envelope headers
P.Leclercq in Security 2024-02-22 technology

Interpreting email headers is an essential skill when dealing with email-related issues or investigating the source of an email. Email headers contain valuable information about the path an email took from the sender to the recipient. It allows debugging email issues like non-delivery and detecting fraud or phishing.
In this article, we will learn how to interpret the basic data of email headers.