When you think of email security, what comes to your mind? Chances are, you might have thought of it as a single checkpoint where the email server decides whether to allow the email through. But email security isn’t just about that. It’s about fighting two different battles at two different layers. The first is protecting…
In the world of email marketing, ensuring your emails actually reach your subscribers’ inboxes (and not their spam folders) is often more about what’s behind the scenes than what meets the eye. At AutoSPF, we believe that proper email authentication is the foundation of trust — both with email recipients and with inbox providers. That’s…
We’ve all hit that moment where an email just sits there and refuses to leave, and suddenly you’re refreshing your inbox like it’s a magic trick. When that happens, it’s easy to assume the system is broken, but most of the time the problem is completely fixable once you know what’s happening behind the scenes. …
The Sender Policy Framework (SPF) has emerged as an indispensable component of modern email authentication, safeguarding domains from rampant abuse and helping organizations maintain their reputation in a global digital landscape threatened by increasingly sophisticated threats. As defined in RFC 7208, the SPF standard—maintained by the Internet Engineering Task Force (IETF)—enables domain owners to designate…
An SPF record (Sender Policy Framework) is a crucial piece of your domain’s DNS settings that defines which mail servers are authorized to send email on behalf of your domain. Every domain owner should understand that an SPF record is more than a simple DNS entry—it’s a cornerstone of effective email authentication and is essential…
An SPF record, or Sender Policy Framework record, is a critical DNS record designed to prevent email spoofing and improve email authentication. Technically, an SPF record is a type of DNS TXT record published on the Domain Name System (DNS) for a specific domain. This DNS record specifies which mail sources—including IP addresses in IPv4…
SPF stands for Sender Policy Framework— an email authentication protocol that allows only the emails sent by authorized people to get delivered to the recipient’s inbox. Deploying SPF, DKIM, and DMARC prevents your organization from email-based phishing, spoofing, and BEC attacks. Now, an SPF record is a TXT (text) record on which the entire process…
Sender Policy Framework (SPF) is a critical email authentication protocol designed to prevent email spoofing and enhance email security. An SPF record is a type of Domain Name System (DNS) record published in the DNS servers of your domain name that specifies which IP addresses are authorized senders permitted to send emails on behalf of…
An SPF record, short for Sender Policy Framework record, is a specialized DNS record configured within the domain name system to help prevent unauthorized use of your domain in email communications. Fundamentally, an SPF TXT record is a DNS TXT record type that lists all authorized mail sources permitted to send emails on behalf of…
Email authentication is a critical component of modern email security frameworks designed to verify the legitimacy of the sender and prevent email fraud. At its core, email authentication frameworks like Sender Policy Framework (SPF), DomainKeys Identified Mail (DKIM), and Domain-based Message Authentication, Reporting & Conformance (DMARC) work in tandem to provide robust protection against email…
