To secure a new hosting account, assume the machine is hostile until you have proved otherwise. The first hour is about closing the doors that ship open by default: root login over SSH, weak or shared credentials, an unc...
Read More...You can migrate a large website without downtime by running the old and new copies side by side, keeping the database in sync with replication, and switching traffic at the DNS or proxy layer once the new copy is verifie...
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You can transfer domain DNS without downtime by separating two things people usually lump together: the registrar, which controls the delegation records at the parent zone, and the authoritative nameservers, which answer...
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Uptime monitoring alerts setup comes down to two independent jobs: a checker that decides whether your service is healthy, and a delivery path that reaches a human. Most outages that drag on for hours are not detection f...
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