Why a VPN Matters: Commercial and Open-Source VPN Services Compared
Few security tools are as misunderstood as the VPN. In advertising it is a way to watch another country's ...
Self-Hosted Email on Zimbra, Carbonio or Mailcow vs M365 and Google
For most small businesses, "email" quietly became "Microsoft 365 or Google Workspace". It is easy to see why: sign ...
FortiGate High Availability (HA): Active-Passive Cluster Setup
A FortiGate sitting alone at the network edge is exactly as reliable as that one piece of hardware. FortiGate ...
FortiGate Site-to-Site IPsec VPN Between Two Offices
Connecting two offices behind FortiGate firewalls is one of the most common enterprise VPN scenarios, and FortiOS's VPN Creation ...
pfBlockerNG on pfSense: DNS-Based Ad, Malware, and GeoIP Blocking
Ad-blocker browser extensions only protect the browser they're installed in, and only on the device that has them. pfBlockerNG ...
Proxmox Backup Server: Deduplicated, Incremental VM Backups Explained
The default vzdump backup built into Proxmox VE works, but it re-copies the full VM disk every single run ...
Setting Up a Proxmox VE High-Availability Cluster with Ceph Storage
A single Proxmox node is a single point of failure: if the hardware dies, every VM on it goes ...
Automating cPanel with the WHM API (whmapi1) and UAPI: A Practical Guide
Anything you can click in WHM or cPanel, you can script — and if you're provisioning more than a ...
How to Configure FortiGate SSL VPN for Remote Access (and Harden It)
FortiGate SSL VPN gives remote staff access to internal systems through the firewall using nothing more than a browser ...
FortiGate Firewall Policies Explained: Interfaces, Zones, NAT and Security Profiles
A FortiGate firewall does nothing until you write a policy. Every packet crossing it is matched against an ordered ...
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