Introduction – Implementing SPF and DKIM with Postfix
Course Introduction:
Welcome to the Introduction to Email Security and the Need for SPF and DKIM course. In today’s world, email security is a crucial aspect for businesses and individuals. Email spoofing and phishing attacks are becoming more sophisticated and difficult to detect. Sender Policy Framework (SPF) and DomainKeys Identified Mail (DKIM) are email authentication methods that help to verify the identity of the email sender and prevent email fraud.
In this course, you will learn how to set up SPF and DKIM on your mail server, create DNS records, configure OpenDKIM, and connect Postfix to OpenDKIM. You will also learn how to test SPF and DKIM checks to improve email security and prevent email spoofing.
Course Content:
The course consists of 10 lessons, including:
- Introduction to email security and the need for SPF and DKIM
- Setting up SPF on your mail server
- Creating DNS records for SPF
- Testing SPF record propagation
- Setting up DKIM on your mail server
- Generating a private/public keypair for DKIM
- Publishing your public key in DNS records
- Testing DKIM key
- Connecting Postfix to OpenDKIM
- Testing SPF and DKIM checks
Prerequisites:
To enroll in this course, you should have a basic understanding of Linux and a working mail server. You should also be familiar with DNS configuration and have access to your DNS management console.
Duration:
This course can be completed in approximately 5 hours, and you can complete it at your own pace.
Learning Outcomes:
Upon completing this course, you will be able to:
- Implement SPF and DKIM on your mail server
- Create DNS records for SPF and DKIM
- Configure OpenDKIM and connect it to Postfix
- Test SPF and DKIM checks
- Improve email security and prevent email spoofing
We hope you will find this course informative and useful in improving your email security.