SMTP

530 Authentication Required 응답 모의 테스트

The server requires authentication before accepting mail commands. You must issue the AUTH command with valid credentials before attempting to send mail.

전체 레퍼런스 보기 →

1 HTTP 응답

HTTP 응답
HTTP/1.1 530 Authentication Required
Content-Type: application/json
Date: Tue, 25 Feb 2026 12:00:00 GMT
Content-Length: 63

{
  "error": "server_error",
  "message": "Authentication Required"
}

2 curl로 테스트하기

terminal
curl -i https://httpbin.org/status/530

3 프레임워크에서 530 Authentication Required 반환하기

django
from django.http import JsonResponse


def my_view(request):
    return JsonResponse(
        {"error": "server_error", "message": "Authentication Required"},
        status=530,
    )
flask
from flask import Flask, jsonify

app = Flask(__name__)


@app.route("/endpoint")
def my_endpoint():
    return jsonify({"error": "server_error", "message": "Authentication Required"}), 530
fastapi
from fastapi import FastAPI
from fastapi.responses import JSONResponse

app = FastAPI()


@app.get("/endpoint")
def my_endpoint():
    return JSONResponse(
        content={"error": "server_error", "message": "Authentication Required"},
        status_code=530,
    )
express.js
// Express.js
app.get('/endpoint', (req, res) => {
  res.status(530).json({"error": "server_error", "message": "Authentication Required"});
});
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(530)
            .body(Map.of("error", "authentication_required",
                         "message", "Authentication Required"));
    }
}
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(530)
    json.NewEncoder(w).Encode(map[string]string{
        "error":   "authentication_required",
        "message": "Authentication Required",
    })
}
ruby on rails
class MyController < ApplicationController
  def my_action
    render json: {"error": "server_error", "message": "Authentication Required"},
           status: :authentication_required
  end
end
asp.net core
// ASP.NET Core Minimal API
app.MapGet("/endpoint", () =>
    Results.Json(
        new { error = "authentication_required", message = "Authentication Required" },
        statusCode: 530
    )
);

더 많은 SMTP 모의 응답 페이지