SOCKS4 is an older version of the SOCKS protocol and provides basic proxy functionality.
Supports TCP connections only.
Do not support authentication, which means they don't require a username or password.
Updated version of the SOCKS protocol with additional features and improvements.
Supports both TCP and UDP connections, making it suitable for a wider range of applications.
Offer enhanced security and authentication mechanisms.
HTTP proxies are specifically designed for handling HTTP traffic.
Commonly used in web browsers for web surfing and accessing web resources.
Support caching, content filtering, and other HTTP-specific features.
VPNs hide not only your private IP address but all your web activity, such as the websites you visit, using encryption.
Proxy servers, on the other hand, will only change your IP address, but they won't encrypt your online activities.
Moreover, free proxy servers are SLOW.
Provide features like UDP-association, IPv6 support, and hostname resolution.
