Guides
What a Missing ARC Seal Means for Forwarded EmailEmail forwarding can disrupt the authentication signals that recipients rely on to distinguish legitimate messages from spoofed or altered mail. A message may…How to Assess the Trustworthiness of an Email Forwarding ServiceEmail forwarding services can simplify communication by redirecting messages from one address to another. They are useful for shared inboxes, aliases,…How Sender Score Data Can Prioritize Incident Response AlertsSecurity teams often receive more email-related alerts than they can investigate immediately. A domain with a poor reputation, failed authentication, or sudden…Email authentication basics for every employeeEmail security is often treated as an IT responsibility, but everyday staff decisions strongly influence an organization’s exposure to phishing and spoofing.…How to monitor your organization’s domain trust score over timeA domain trust score reflects how confidently email providers, security systems, and recipients can associate your organization’s messages with a legitimate…Integrating Domain Trust Verification Into Your SIEM WorkflowEmail remains a common entry point for phishing, business email compromise, and supply-chain attacks. A security information and event management platform can…How to Use the API for Automated Phishing Alert TriagePhishing investigations often begin with incomplete evidence: a suspicious sender, a misleading display name, or a link that appears to come from a trusted…Why Email Authentication Is Critical for Your Domain’s Brand ProtectionEmail is often the most visible channel between a brand and its customers. Every invoice, password reset, newsletter, and support message carries the domain’s…Distinguishing spam traps from genuine phishing sourcesDistinguishing between a spam trap and a genuine phishing source requires more than checking whether an email was rejected or flagged. These terms describe…What to do when your domain’s sender reputation dropsWhen your domain’s sender reputation drops suddenly, legitimate emails can begin landing in spam folders or being rejected outright. The change may affect…