# 407 Proxy Authentication Required

> HTTP response status code

**Wikidata**: [Q97443688](https://www.wikidata.org/wiki/Q97443688)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/HTTP_407)  
**Source**: https://4ort.xyz/entity/407-proxy-authentication-required-q97443688


## References

1. RFC 7231: Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content
2. RFC 7235: Hypertext Transfer Protocol (HTTP/1.1): Authentication