HTTP 203 Non-Authoritative Information vs 407 Proxy Authentication Required
HTTP 203 (Non-Authoritative Information) is a 2xx Success response, while 407 (Proxy Authentication Required) is a 4xx Client Error response. 203 indicates that the response payload has been modified by a transforming proxy from the origin server's 200 response. In contrast, 407 means that the client must first authenticate itself with the proxy.
Descrição
The response payload has been modified by a transforming proxy from the origin server's 200 response.
Quando você o vê
When a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
Como corrigir
Check if a proxy is modifying the response. Access the origin directly if you need the original content.
Descrição
The client must first authenticate itself with the proxy.
Quando você o vê
When accessing the internet through a corporate proxy that requires authentication.
Como corrigir
Configure proxy credentials in your HTTP client or browser settings.
Diferenças principais
203 is a 2xx Success response, while 407 is a 4xx Client Error response.
HTTP 203: The response payload has been modified by a transforming proxy from the origin server's 200 response.
HTTP 407: The client must first authenticate itself with the proxy.
You encounter 203 when when a proxy or CDN modifies the response body (e.g., adds headers, transforms content).
You encounter 407 when when accessing the internet through a corporate proxy that requires authentication.
Quando usar qual
For 203 (Non-Authoritative Information): Check if a proxy is modifying the response. Access the origin directly if you need the original content. For 407 (Proxy Authentication Required): Configure proxy credentials in your HTTP client or browser settings.