There is a wide body of people that believe they are sending information private because they are sending using Microsoft Office 365, Gmail, or using a third-party service that sends all messages using transmission layer security.
From small startups to global enterprises, email is the single most critical application used by businesses and their employees today. According to a report by technology research firm Radicati Group, Inc., the number of worldwide email users reached 2.6 billion in 2015 and is expected grow to over 2.9 billion users by the end of 2019. From simple text communication and large file transmissions, to validating sensitive documents and completing revenue-generating transactions, it’s clear companies rely heavily on email for an array of business-critical activities. Not surprisingly, as email continues to expand as a means of business communication, so do the risks of threats to email security. With regulatory compliance pressures top of mind, businesses must now adhere to digital privacy laws and government mandates associated with these digital communications.