<aside> <img src="/icons/alert_gray.svg" alt="/icons/alert_gray.svg" width="40px" /> Email security is a topic I am currently working on for the blog. Since Notion AI went public a few days back, this is an attempt to see how well Notion AI can produce content. I must say, I am impressed! AI wrote this article in ~13 seconds - check out the screen recording at the end to see it in action.


Email Security: Protecting Your Inbox from Cyber Threats

Email has become an integral part of our personal and professional lives. However, the convenience of email has also made it a prime target for cybercriminals. In this blog post, we will discuss the importance of email security and how SPF, DKIM, and DMARC can help protect your inbox from cyber threats.

Why Email Security Matters

Email is a common tool for cybercriminals to spread malware, phishing scams and malicious links. These threats can cause significant damage to individuals and organizations. According to a report by Verizon, 94% of malware is delivered via email.

To protect against these threats, email security measures are essential. In this article, we will focus on three email security protocols: SPF, DKIM, and DMARC.

SPF (Sender Policy Framework)

SPF is an email authentication protocol that allows email servers to verify that incoming emails from a specific domain are legitimate. SPF helps to prevent email spoofing, a technique used by cybercriminals to send emails that appear to be from a trusted source.

Implementing SPF is a simple process. Here are the steps:

  1. Log in to your domain’s DNS management page.
  2. Create a new TXT record.
  3. Enter the following text as the value of the TXT record: "v=spf1 include:{your domain} ~all"
  4. Save the changes.

DKIM (DomainKeys Identified Mail)

DKIM is another email authentication protocol that adds a digital signature to each outgoing email. This signature verifies that the email is authentic and has not been tampered with.

Implementing DKIM is a bit more complex than SPF. Here are the steps:

  1. Generate a public and private key pair using an online DKIM generator.
  2. Add the public key to your domain’s DNS records as a TXT record.
  3. Configure your email server to add the private key to outgoing emails.

DMARC (Domain-based Message Authentication, Reporting, and Conformance)