SPF Policy for Email Senders

SPF Policy for Email Senders

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An SPF policy is a list of mail servers authorized to send messages on behalf of your domain. When someone tries to send you an email, their server checks the SPF policy for your domain to determine if it should accept the message or not.
What is BlackCat Ransomware

What is BlackCat Ransomware?

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The FBI has recently issued a warning about a new strain of ransomware known as the BlackCat Ransomware (Noberus and AlphaV). Free BlackCat ransomware prevention guide with DMARC.
Zero Trust Security Model

Zero Trust Security Model for Emails

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A Zero trust security model can dynamically adjust to rapidly growing threats and hackers who always seem to be one step ahead. It builds on the principle “never trust, always verify”.
Email Sender Reputation Explained

Email Sender Reputation Explained

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Your email sender reputation is a score that ISPs assign to you based on your email sending history. If you have a high sender score, that means your emails should be delivered to the inboxes of your recipients with no problem. Check email sender reputation for FREE!
DKIM Key Rotation Explained

DKIM Key Rotation Explained

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DKIM key rotation is the process of updating your DKIM keys. You should rotate your keys periodically—the exact period isn't important, but the process itself is. It's a security measure that helps prevent attackers from impersonating your domain.