VPN Tutorials & Cybersecurity Knowledge Base
Guides, news and explainers on VPN, privacy and online freedom.
Latest articles
(24)
Knowledge BaseWhat is a Proxy Service Provider?
In the field of internet access, a proxy service provider (often called "airport" in Chinese) refers to platforms that provide proxy node services.
Knowledge BaseWhat is WireGuard?
WireGuard is a next-generation VPN protocol known for its simplicity, efficiency, and security.
Knowledge BaseWhat is a Proxy?
A proxy server acts as an intermediary in the network, helping to forward your network requests. Learn about proxy types and use cases.
Knowledge BaseWhat is SSTP?
SSTP is a Microsoft VPN protocol using SSL/TLS.
Knowledge BaseWhat is Shadowrocket?
Shadowrocket is the most popular proxy client on iOS, supporting multiple protocols.
Knowledge BaseWhat is VMess?
VMess is V2Ray's original encrypted communication protocol with multiple transport options.
Knowledge BaseWhat is OpenVPN?
OpenVPN is an open-source VPN protocol known for its security and flexibility.
Knowledge BaseWhat is PPTP?
PPTP is one of the oldest VPN protocols, not recommended due to low security.
Knowledge BaseWhat is Hysteria/TUIC/Reality?
Learn about the latest proxy protocols representing cutting-edge high availability technology.
Knowledge BaseWhat is the Great Firewall (GFW)?
GFW (Great Firewall) is the colloquial term for an internet censorship system. Learn about its mechanisms.
Knowledge BaseWhat is a Ladder (Internet Tool)?
Ladder is a colloquial term for internet access tools that help users bypass network restrictions. Learn about types and usage.
Knowledge BaseWhat is Trojan?
Trojan is a proxy protocol that disguises traffic as normal HTTPS, with strong high availability.