SIP
Simuler une réponse 428 Use Identity Header
The server requires an Identity header to verify the caller's identity but it was not included in the request.
Voir la référence complète →1 Réponse HTTP
HTTP/1.1 428 Use Identity Header
Content-Type: application/json
Date: Tue, 25 Feb 2026 12:00:00 GMT
Content-Length: 66
{
"error": "use_identity_header",
"message": "Use Identity Header"
}
2 Tester avec curl
curl -i https://httpbin.org/status/428
3 Retourner 428 Use Identity Header dans votre framework
django
from django.http import JsonResponse
def my_view(request):
return JsonResponse(
{"error": "use_identity_header", "message": "Use Identity Header"},
status=428,
)
flask
from flask import Flask, jsonify
app = Flask(__name__)
@app.route("/endpoint")
def my_endpoint():
return jsonify({"error": "use_identity_header", "message": "Use Identity Header"}), 428
fastapi
from fastapi import FastAPI
from fastapi.responses import JSONResponse
app = FastAPI()
@app.get("/endpoint")
def my_endpoint():
return JSONResponse(
content={"error": "use_identity_header", "message": "Use Identity Header"},
status_code=428,
)
express.js
// Express.js
app.get('/endpoint', (req, res) => {
res.status(428).json({"error": "use_identity_header", "message": "Use Identity Header"});
});
spring boot
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.*;
import java.util.Map;
@RestController
public class MyController {
@GetMapping("/endpoint")
public ResponseEntity<Map<String, Object>> myEndpoint() {
return ResponseEntity
.status(428)
.body(Map.of("error", "use_identity_header",
"message", "Use Identity Header"));
}
}
go net/http
package main
import (
"encoding/json"
"net/http"
)
func myHandler(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "application/json")
w.WriteHeader(428)
json.NewEncoder(w).Encode(map[string]string{
"error": "use_identity_header",
"message": "Use Identity Header",
})
}
ruby on rails
class MyController < ApplicationController
def my_action
render json: {"error": "use_identity_header", "message": "Use Identity Header"},
status: :use_identity_header
end
end
asp.net core
// ASP.NET Core Minimal API
app.MapGet("/endpoint", () =>
Results.Json(
new { error = "use_identity_header", message = "Use Identity Header" },
statusCode: 428
)
);