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2026-09-22
FusionAuth — an authentication and user management server that developers built around an API: anything you can do in the admin panel can be done via REST API. You can host it on your own servers for free or use the …
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What is Keycloak Keycloak is an open-source identity server: it handles user login, account storage and issuance of permissions for your applications. It exists so you don’t have to implement authorization in every …
Read more2026-09-22
Certificates protect the tunnel well, but are a poor tool for managing human access. When there are dozens of employees, certificates have to be issued and revoked manually, and a dismissed person can continue to connect …
Read more2026-09-22
This section explains what an OpenVPN Community installation consists of and how to assemble a minimal working configuration: a certificate authority, server and client certificates, a tls-crypt key, and the server.conf …
Read more2026-09-22
OpenVPN is a VPN protocol and at the same time an open-source program that implements it. The project has existed since 2001 and runs on almost any system: Linux, Windows, macOS, BSD, Android, iOS, as well as on …
Read more2026-09-22
Tailscale, cloud NetBird and ZeroTier are convenient, but network control in them remains with a third-party company: it verifies users, issues keys and access rules. If that is unacceptable — for security requirements, …
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ZeroTier and NetBird are services for creating a private network between your devices over the Internet, main alternatives to Tailscale. All three solve the same problem: computers, servers and phones see each other by …
Read more2026-09-22
What is Tailscale Tailscale is a service that unites your computers, servers and phones into a single private network over the Internet. Devices get stable internal addresses and connect to each other directly using the …
Read more2026-09-22
Mesh VPN — is a private network in which devices connect to each other directly rather than through a single central server. A laptop, a home server, an office computer and a phone see each other by internal addresses …
Read more2026-09-22
When static routing is not enough In most home and small office networks routes are simple: all traffic goes to a single provider, and rare exceptions are set with static routes. But when there are several routers, …
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