Preventing Email Forgery Part Three: DMARC
In our previous two posts in this series, we examined how SPF and DKIM can help limit forged email messages by looking at the IP address and validating if the message was sent from an approved source based on digitally signed messages. We found that while SPF and DKIM can effectively prevent email fraud and […]
Preventing Email Forgery Part Two: DKIM
In our next post in this series, we look at another way to prevent forged email: DKIM. By using encryption techniques and digital signatures, the sender’s servers can transparently “sign “a message so that you can verify the source and ensure the message has not been modified. DKIM works together with SPF to stop fraud […]
Preventing Email Forgery Part One: SPF
Some of the most dangerous cybersecurity threats originate with email, costing businesses millions of dollars annually. How can you increase your email security and prevent email fraud? In this series, we will look at how to use DNS records to prevent email forgery. The first and simplest method is SPF – Sender Policy Framework. Below, […]
New Email Authentication Requirements from Google and Yahoo: What You Need to Know
Google and Yahoo have recently announced their latest updates aimed at reducing spam and spoofed emails. These updates affect everyone sending emails to Google or Yahoo users. They apply fundamental authentication requirements to regular email, and further requirements apply to those sending higher volumes of bulk emails. These new requirements apply to all email platforms […]
Understanding DNS Configurations for Email Security: A Guide to SPF, DKIM, and DMARC Records
In the vast digital landscape, email has evolved from a simple means of communication to a critical component of business operations and personal interactions. However, email’s convenience and efficiency also open the door to many security threats, ranging from phishing attacks to spoofing. To fortify the defenses of your email infrastructure and protect your organization’s […]