| Socks4Context | Socks4Context holds information about making SOCKS4 connections. |
| Socks5AuthMethod | Base class for SOCKS5 authentication methods. |
| Socks5AuthMethodCollection | Collection of SOCKS5 authentication methods. |
| Socks5Context | Socks5Context holds information about making SOCKS5 connections. |
| Socks5GssapiMethod | GSS-API authentication for SOCKS5 - NOT YET SUPPORTED. |
| Socks5NoAuthMethod | SOCKS5 authentication method which performs no authentication thereby validating any user. |
| Socks5UserNamePasswordAuthMethod | Provides user-name/password authentication for SOCKS5. |
| SocksContext | SockContext and its subclasses hold information about how SOCKS connections are made. |
| SocksException | Indicates that a SOCKS communication error has occurred. |