Articles
Keep safe on the internet with practical privacy and security guides.
Why a free VPN is a poor trade
December 18, 2025
A free VPN still has to pay for servers. That cost often comes out of your data, your connection, or both.
Why WireGuard Is the Right VPN Protocol for Most People
December 15, 2025
WireGuard is fast, simple, and mobile-ready—here’s why it should be your default, plus when to fall back to OpenVPN or IKEv2.
What a VPN is for
December 12, 2025
A VPN encrypts the path from your device to a server and shows that server's IP address to the sites you visit.
Why the service is called Oak
December 8, 2025
The name comes from the tree. This note is about that choice, not about a security claim.
VPN ≠ Anonymity: What a VPN Can—and Can’t—Do for Your Privacy
December 5, 2025
A VPN hides your IP, but not your identity if you give it away. Build a realistic privacy stack that actually works.
Using a VPN while travelling
December 1, 2025
On hotel and airport Wi-Fi, a VPN encrypts the connection and shows the VPN server's address instead of the network's.