Email Delivery: How to Break All the Rules of Zero Trust

92% of malware spread through the email system. This is not a surprise if we consider that the email delivery system breaks almost all the rules defined in Zero Trust. Even though there are several ways to apply security policies to email transfer, these methods are not nearly as widely declared and enforced as they should be.

Read the rest of the article by Szilárd Pfeiffer (Security Engineer & Evangelist at Balasys) at Hakin9.