Email is a lucrative tool for cyber attackers. In their 2020 Internet Crime Report, the FBI reports that:
A successful attack can cause the victim a great deal of financial and/or reputational damage. Well-known examples are Pathé and the Belgian Crelan Bank, which lost 19 million euros and 70 million euros respectively through email fraud.
In this whitepaper we will discuss fourteen technical security measures your organisation can take. Some technical knowledge in the field of domain configuration with DNS (Domain Name System) and mail servers is needed for a good understanding of this text, as is a basic level of knowledge about common email threats, such as spam and phishing.