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Learn DNS security
Plain-language guides on how DNS works, where the threats are, and how to stay ahead of them.
Outside-In Domain Monitoring: What It Sees and What It Misses What public-facing checks of DNS, certificates, mail settings and lookalike domains can reveal, where they stop, and how to pair them with internal monitoring so a finding becomes a next step. Monitoring Passive Domain Health Check: Identifying Hidden Risks Silently Auto-renew is a payment instruction, not a guarantee. How an outside-in check of DNS, certificates, mail authentication and lookalike registrations catches the failures that happen silently. Monitoring Seven ways a domain is made to look like yours Lookalike domains are not clever. They exploit one thing: people read domain names by shape, and the part that decides who controls a name is the part the eye skips. Impersonation Someone registered a domain that looks like yours. What can you actually do? The honest answer about lookalike domains: takedowns are slow, expensive and usually do not happen. Here is the order of operations that actually protects your customers. Impersonation