VPS security
Understand website file permissions before changing them
Check ownership, identify writable folders and avoid blanket permission changes.
Read the guideFrom the archive
26 guides Page 2 of 3
VPS security
Keep your Ubuntu VPS updated and recoverable
Review package updates, plan restarts and check your application after maintenance.
Read the guide
Email security
Protect mailbox access and plan for recovery
Check MFA coverage, email app access and recovery methods before a device or account is lost.
Read the guide
Email security
Introduce DMARC without blocking your own email
Inventory senders, check alignment and review reports before enforcing a stronger DMARC policy.
Read the guide
Email security
SPF, DKIM and DMARC in plain English
Understand what each email record does and check the settings supplied by your sending services.
Read the guide
Web hosting
Change DNS records with a simple rollback plan
Save the existing records, change the right DNS service and verify the result before retiring the old setup.
Read the guide
Web hosting
Update WordPress with a backup and a quick test plan
Check available updates, back up files and the database, then test the site after each change.
Read the guide
Web hosting
Transfer website files without sharing your main login
Use a limited account, preview an rsync transfer and verify the destination before copying files.
Read the guide
VPS security
Set up a VPS firewall without blocking your own access
List required ports, allow SSH first and test the guest and Control Panel firewall rules.
Read the guideArchive years organize this collection. Each guide shows its publication date separately. Advice and feature availability can change; check the linked primary documentation for your setup.
