Blog & Guides
Practical guides to configure your VPS, deploy your applications and master your infrastructure.
554 articles
Copy, hosts-file test before DNS, write freeze, search-replace, cutover and rollback: the method for moving a client WordPress site to a new host.
Agency runbook to move a client's mailboxes to a new provider: inventory, TTL, two-pass imapsync, MX cutover and count-based verification.
Plex2Shell chains CVE-2026-96652 to -96656 in Plex Media Server. Check your version, close port 32400, hunt for an earlier intrusion: tested commands.
Stolen UpdraftCentral keys led to fake plugins on WordPress sites: revoke the keys, audit plugins and admin accounts, then restore from a clean backup.
Use-after-free in the Linux kernel's IPv4 TCP stack: status published by Ubuntu and Red Hat on 30 October 2026, check commands, and what to do without a fix.
Install VictoriaMetrics on a VPS: a Prometheus-compatible time series database that keeps months of metrics, queryable from Grafana.
Forward the emails received by one of your addresses to another one in cPanel: open the mailbox, add a forwarder, check it, on the Meridian interface.
Check how much space an email mailbox uses in cPanel, then raise its storage quota without recreating the mailbox, in the Meridian interface.
Change the password of a mailbox in cPanel: open the mailbox, Settings tab, Change password, then check the confirmation, on the Meridian interface.
Enable DNSSEC in the right order: sign the zone, publish the DS at the registrar, verify with dig and delv, and change DNS provider without an orphan DS.
Shared hosting or VPS for a client site: comparison table, monthly maintenance hours, a five-question grid and the signals that call for a migration.
A client domain register, alerts at 90, 60, 30 and 7 days, transfer lock and an emergency procedure for expired names: an agency method, step by step.