This is lesson 10 in the Cybersecurity Crash Course For Small And Mid-Sized Organizations.

Download the course companion guide: https://theinfosecacademy.com/smb-basics

More than ever before, companies must pay attention to implementing IT Security best practices to avoid the myriad of cyber threats.

Email authentication is an important security control to prevent email spoofing and other phishing attacks. SPF, DKIM, and DMARC are the three basic email authentication controls you should implement.

If your organization doesn't have dedicated IT Security Personnel, it is important that your employees and IT staff understand the principles of security in depth - building multiple layers of security to protect you from attackers.

Enjoy this complete cybersecurity course!