Blog & Guides
Deploy. Learn. Grow.
Practical guides to configure your VPS, deploy your applications and master your infrastructure.
GDPR processor register for web agencies: a working model
A client asks for your processors and the data processing agreement? Register columns, services to list, agreement points to check. A practical guide.
Monitoring client site uptime: the monthly report
Probes, checks before alerting, maintenance windows and a monthly report: how an agency monitors client sites without drowning in false positives.
Hosting contract and SLA: a clause checklist for agencies
Before promising a client an SLA, check your host's contract: availability, exclusions, cap, support, backups, exit. A checklist of questions, not legal advice.
SSL renewal failed: diagnose before you retry
Certificate expired despite automatic renewal? DNS, redirects, firewall, CAA, CDN proxy: the diagnostic tree and the commands to fix the cause.
Migrate a Client WordPress Site With No Downtime: The Method
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.
Migrate a client's mailboxes without losing a message
Agency runbook to move a client's mailboxes to a new provider: inventory, TTL, two-pass imapsync, MX cutover and count-based verification.
Plex2Shell (CVE-2026-96652): fix Plex on your VPS
Plex2Shell chains CVE-2026-96652 to -96656 in Plex Media Server. Check your version, close port 32400, hunt for an earlier intrusion: tested commands.
UpdraftCentral: stolen keys, fake plugins, a clean restore
Stolen UpdraftCentral keys led to fake plugins on WordPress sites: revoke the keys, audit plugins and admin accounts, then restore from a clean backup.
CVE-2026-98432: check your VPS kernel with no fix yet
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.
Self-Host VictoriaMetrics on a VPS: Long-Term Prometheus Storage
Install VictoriaMetrics on a VPS: a Prometheus-compatible time series database that keeps months of metrics, queryable from Grafana.
Forward emails from one address to another in cPanel
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.
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