There are several free tools available for SPF flattening, including cfspf, which is tailored for users of Cloudflare, and DMARCDuty, which provides automatic SPF flattening without requiring self-hosting. Additionally, expurgate offers a self-hosted option for those who prefer more control over their SPF configurations. List of Free SPF Flattening Tools A variety of free SPF…
SPF alignment refers to the process of ensuring that the domain used in an email’s “MAIL FROM” header matches the domain specified in the “From” address. This is a critical aspect of email authentication that helps prevent spoofing and enhances deliverability, especially within the context of DMARC (Domain-based Message Authentication, Reporting & Conformance) policies. What…
If you receive a Microsoft security alert email, first verify its authenticity by checking that it comes from ‘account-security-noreply@accountprotection.microsoft.com.’ If the email is legitimate, follow the instructions provided to secure your account, but always access your account directly through Microsoft’s official website instead of clicking on links in the email. Identifying Microsoft Security Alert Emails…
You can check the SPF record for your domain by using various online tools, such as MXToolbox or Kitterman’s SPF Record Validator. Simply enter your domain name into these tools, and they will retrieve and validate your SPF record to identify any configuration issues that could affect email delivery. Introduction to SPF and DNS The…
Proofpoint SPF: Enhancing Email Security The Sender Policy Framework (SPF) is more than just an email authentication protocol; it is a crucial element that fortifies your defenses against email spoofing and phishing attempts. By allowing domain owners to designate which mail servers have the authority to send emails on their behalf, SPF essentially acts as…
When you send an email, have you ever wondered if it lands in the recipient’s inbox rather than their spam folder? That’s where SPF records come in! SPF, which stands for Sender Policy Framework, plays a crucial role in your email security. It helps verify that the emails sent from your domain are genuinely from…
You may already know that SPF records are TXT-type DNS records that domain owners create to mention SPF policies and enlist the mail servers they authorize to be used to send emails on their behalf. TXT records help store text-based information associated with a domain, which is then published on the DNS for public retrieval….
Once you are done with creating SPF and DMARC records to safeguard your email communications, the next step requires you to publish the records onto your domain’s DNS. Updating them on DNS ensures that the recipient mailboxes are able to retrieve them and run email authentication checks, thereby preventing any kind of malicious attempts. Based…
We know that email is one of the most crucial aspects of your business communication, but we hate to break it to you; it’s also the most vulnerable one. Why do we say that, you ask? Cybercriminals see emails as the easiest entry points and then intercept them, add something fishy or alter their content,…
Back in the days when SMTP (Simple Mail Transfer Protocol) was designed, it lacked any authentication techniques. Over time, threat actors started misusing email communication channels as they were only protected by passwords, which are easy to breach. As emails became one of the common attack vectors, companies felt the need to devise a solution…
