Nginx 400 ssl I spent some time to figure what happens so I hope this post can help others. It must be another problem. 这次终于被我解决了. conf中，将client_header_buffer_size和large_client_header_buffers都调大，可缓解此问题。 Nov 5, 2015 · 如果客户选择过期证书，nginx服务器会显示内置错误页面。 400 The SSL certificate error ><h1>400 Bad Request</h1></center><cent Jul 4, 2017 · I successfully used certbot --nginx to generate my certificate on my Ubuntu 16. io. 0 (Ubuntu), Ubuntu 20. crt has to be the certificate that was used to sign client. 이 오류는 일반적으로 HTTP 및 HTTPS 요청을 모두 처리하도록 Nginx를 구성하려고 할 때 발생합니다. 168. Jan 7, 2012 · 问 处理nginx 400“简单的HTTP请求被发送到HTTPS 时，它会尝试通过超文本传输协议连接。因为Nginx需要SSL，所以它会报错。 A 400 response is a http response, so it can't be related to SSL as it is encrypted inside the connection. , “All time”) to clear data. Aug 4, 2016 · 文章浏览阅读4. Version information: nginx/1. Server is running on server. 全站SSL全站做ssl是最常见的一个使用场景，默认端口443，而且一般是单向认证。server { listen 443; server_name example. com; root /apps 在本文中，我们将展示如何解决 Nginx HTTP 服务器中的“400 Bad Request： The plain HTTP request was sent to HTTPS port”。当您尝试将 Nginx 配置为同时处理 HTTP 和 HTTPS 请求时，通常会出现此错误。 TLS handshake で期限切れのクライアント証明書が見つかると、サーバーが 400 - Bad request と "The SSL certificate error" メッセージを送信します。 診断 Edge UI にログインして、API リクエストが行われる仮想ホストの構成を表示します（ [Environment Configuration] -> [Virtual Nov 30, 2022 · 本次在Nginx配置好SSL证书后，内网可以正常访问，但是在外网访问提示400错误，这时该怎么办呢？ Nginx配置SSL证书报错400，错误代码为nginx: 400 Bad Request | The plain HTTP request was sent to HTTPS port，为了解决这个问题，我们可参考以下步骤进行操作。 1、先查看/usr/local Oct 22, 2021 · Based on what little I know about the nginx debug log (i. I chose “Easy - Allow both HTTP and HTTPS access to these sites” However, when I access the domain in Firefox I get: “The page isn’t redirecting properly. 最终发现，是因为客户端Post请求Packet在网络传输过程中部分丢失导致到服务端无法正常响应，客户端30s超时断开连接，这时候nginx记录了400。这种情况下，nginx实际未反馈400的response，只是在连接断开时记录了400的日志。 如下图所示， I am having a very hard time debugging an issue with nginx(v1. The client validates the server certificate and the server validates the client certificate. Aug 7, 2024 · 最近，发现主站nginx的log中有很多400的错误，每天有几千万条，故决定对产生400错误的原因进行排查。分析nginx log，发现这种无效的400请求，总是在一个正常访问之后产生，一般出现一个或者几个。log格式如下： 下面对这种情况进行分析：一，nginx 400状态码含义A Jan 25, 2019 · nginx 配置如下： server { listen 443 default_server; ssl on; ssl_certificate /etc/nginx/domain. To configure an HTTPS server, the ssl parameter must be enabled on listening sockets in the server block, and the locations of the server certificate and private key files should be specified: listen 443 ssl; server_name www. yml is of version 2. g. So after reading Dealing with nginx 400 “The plain HTTP request was sent to HTTPS port server { listen 443 default ssl; server_name www example. crt; ssl_certificate_key www. 4, nginx service definition: image: nginx:1. mydomain. May 19, 2025 · Why Is the 400 Bad Request Nginx Code Exception Happening? – Non-Encrypted Request Is Sent To An Encrypted Port – Amiss With The Data You Are Sending – Proxy Server Issues Between The Client and Server; How to Fix the 400 Bad Request Nginx Code Exception? – Check The Syntax of Your Request – Ensure You Use The Correct URL Apr 4, 2019 · I've done some research and found that this could happen if https request is made to http endpoint, but I can't figure out what's wrong with my configuration. How to fix it? UPD nginx is running inside the docker container, docker-compose. 0 (Ubuntu)" error. I need to setup mTLS and therefore I need client certificate as well. 18. server and server. 2w次，点赞2次，收藏9次。博客分析了一次因HTTPS证书问题导致nginx返回400 Bad Request的情况。问题源于服务器在建立连接时发送了错误的证书，与请求的域名不符。通过对网络流量的分析，发现nginx的配置导致了这个问题。 Mar 20, 2024 · 嗯，用户遇到了Nginx返回400 Bad Request错误，并且提示SSL证书缺失的问题。首先，我需要回忆一下常见的导致这个错误的原因。400错误通常表示客户端发送的请求有问题，而SSL证书缺失可能与客户端没有正确发送所需的 Mar 18, 2024 · 腾讯云开发者社区有与腾讯云相关的官方技术问答，也引入了来自Stack Overflow的优质外文问答。找寻与 Nginx SSL 双向认证突然就不能访问了报错400 ：The SSL certificate error，请问可能是什么原因？ 相关的问答，快来腾讯云开发者社区看看吧！ Aug 16, 2024 · Select a time range (e. Asking for help, clarification, or responding to other answers. It is mentioned in the breaking changes: *Home Assistant will now block HTTP requests when a misconfigured reverse proxy, or misconfigured Home Assistant instance when using a reverse proxy, has been detected. Nov 11, 2019 · Nginx HTTP服务器的报错“400 Bad Request: The plain HTTP request was sent to HTTPS port”，本文将讲解如何解决这个问题。简单从报错的字面意思上来看，是因为HTTP请求被发送到HTTPS端口，这种报错多出现在Nginx既处理HTTP请求又处理HTTPS请求的情况。 Apr 28, 2024 · 默认nginx是没有安装ssl模块的，需要编译安装nginx时加入--with-http_ssl_module选项。 提示：nignx到后端服务器由于一般是内网，所以不加密。1. 4)_ssl client authentication setup in front of a rails(3. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 43. I had the same issue after upgrading to 2021. I used this tutorial for it I tried everything to solve this issue, but it Jun 9, 2020 · 注意ssl on会将整个virtual server都开启成ssl，比如如下配置，即使listen 80没有配置ssl，80端口也是使用https协议，如果使用http协议访问80端口就会返回报错(400)。 建议开启ssl使用listen指令，配置中ssl on可以去掉。 この記事では、Nginx HTTPサーバーで「400 Bad Request: The plain HTTP request was sent to HTTPS port」というエラーを解決する方法を示します。 このエラーは通常、NginxをHTTPとHTTPSのリクエストの両方を処理するように設定しようとしたときに発生します。 Nov 13, 2014 · Assuming you are using nginx default access log format, this means the handshake has completed but the client didn't send any valid request after that (HTTP 400 code -> invalid request). , nothing), it looks to me like nginx swaps out the HTTP method and url for the body during the negotiation. net internally. volumes: To send traffic using TLS from the NLB to your target group you must set the target group protocol to TLS. When it looks for the HTTP method, it is no longer present, and it chokes. . If a target group is configured with the TLS protocol, the load balancer establishes TLS connections with the targets using certificates that you install on the targets. crt has to be the file listed in ssl_client_certificate or ssl_trusted_certificate directive in nginx. conf. During Aug 26, 2021 · 我们在创建网站时，如果用的是Nginx服务器，为了提高网站安全性，往往要在Nginx服务器上安装配置SSL证书，以实现https加密访问。本次在Nginx配置好SSL证书后，内网可以正常访问，外网访问提示400错误，这时该怎么办呢？下面来看下Nginx配置SSL证书报错400的解决方法。 Jun 8, 2022 · I'm trying to establish SSL connection, and I'm getting 400 No required SSL certificate was sent response from the server. This is w Aug 16, 2024 · 本文指导用户在 Nginx 服务器中安装 SSL 证书，以启用 HTTPS。文档以证书名称 cloud. x: Keywords: Cc: Jul 24, 2019 · Nginx HTTP服务器的报错“400 Bad Request: 以下是Nginx常用的SSL配置（出于安全原因，我们使用了本站域名），配置文件将让Nginx 4 days ago · I have a k8s cluster, on which I have created a nginx pod. Apr 11, 2025 · 为Nginx服务器安装SSL证书是提高网站安全性的常见操作，然而，在安装或配置过程中，可能会遇到一些问题，其中较为常见的就是400错误。那么，如何解决在Nginx服务器中安装SSL证书时出现的400错误呢？本文将对这一问题进行详细解析，并提供解决方案。 Dec 19, 2023 · 嗯，用户遇到了Nginx返回400 Bad Request错误，并且提示SSL证书缺失的问题。首先，我需要回忆一下常见的导致这个错误的原因。400错误通常表示客户端发送的请求有问题，而SSL证书缺失可能与客户端没有正确发送所需的 Jul 17, 2020 · In this article, we will show how to solve the “400 Bad Request: The plain HTTP request was sent to HTTPS port” in Nginx HTTP server. Hi, I keep running into a "400 Bad Request The SSL certificate error nginx/1. xyz. To verify the certificate on its own, ca. io (I used Jun 23, 2020 · listen 443 ssl; # listen 443; (这里使用443 ssl这种方式，ssl on的方式可能会https访问400 bad request) # ssl on;ssl_certificate pem;ssl_certificate_key key;ssl_session_ti nginx https 配置参考，开启https后请求400错误 - 随便写写-运维 - 博客园 I had the exact same issue, I have kind of the same configuration as your exemple and I got it working by removing the line : ssl on; To quote the doc: Aug 14, 2022 · Stack Exchange Network. 23. 04 LTS I'm using the default Mar 1, 2014 · 注:SSL配置需要独立IP的VPS或者其他虚拟主机控制面板,且控制面板支持SSL. Despite being tested under semi heavy load(10 Nov 29, 2019 · 背景Nginx で HTTPS 通信するため、証明書関連の設定で時間を要したまとまったドキュメントが見つからなかったので、ノウハウをまとめてみた。設定項目Nginx の SSL 証明書関連で…. server_name. Jul 4, 2018 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. You will also learn how to identify possible causes for these redirect errors and fix them. In a 2-way TLS, both client and server exchange their public certificates to accomplish the handshake. It was related to my client certificate configuration in this case but it could have been a lot of other things. Dec 12, 2024 · nginx安装SSL证书 默认已经安装好了nginx 准备SSL证书 阿里云,腾讯云有免费的SSL证书当然你也能用收费的 配置 创建目录 mkdir ssl #证书目录 mkdir vhost #配置目录 修改nginx. com 和 Nginx 版本 nginx Jul 22, 2019 · I've configured nginx as a front-end load-balancer across three nodes of a web application I've constructed. I used this tutorial for it I tried everything to solve this issue, but it Jun 8, 2022 · 我正在尝试建立SSL连接，并且我得到了400，没有从服务器发送任何必需的SSL证书。我使用本教程来解决这个问题，但是Cloudflare证书似乎有问题，因为当我禁用ssl_verify_client时，它正在工作(有安全警报)。这是我的nginx配置：server { listen 443 ssl http2; listen [::]:443 ssl http2; ssl_cer Apr 5, 2018 · 文章浏览阅读2w次。本文介绍如何配置 Nginx 以实现 HTTP 到 HTTPS 的强制跳转，并解决由此导致的 400 Bad Request 错误。通过调整配置文件中 SSL 相关指令，确保网站能够正确地进行安全协议的转换。 Oct 3, 2023 · I use nginx and let's encrypt. Dec 21, 2014 · To verify it as the server sees it, ca. Apr 9, 2025 · SSL handshake failures - bad client certificate; TLS/SSL handshake failures; 400 Bad request - plain HTTP request sent to HTTPS port; 400 Bad request - SSL certificate error; 499 Client closed connection; 500 Internal server; 500 Internal server - streaming enabled; 502 Bad gateway; 504 Gateway timeout - router timing out Sep 13, 2020 · 这个错误。这个错误的翻译是400 请求错误 普通的http请求被发送到https端口了。 这种错误的引起是因为配置的ssl端口忘记写ssl标志了，比如listen 443; 这样nginx不会认为这是一个https端口，而是http端口，你需要把它变成listen 443 ssl http2;就可以消除这个问题。 Here's the situation - there's a trasnparent nginx proxy that handles SSL certificates and does it well until we decide to add a revocation list management, required for security reasons. Dec 19, 2019 · nginx 400 Bad request是request header过大所引起，request过大，通常是由于cookie中写入了较大的值所引起。所幸在nginx中是有办法解决这个问题：在nginx. conf文件 } 在vhost目录添加 Jan 28, 2025 · According to the Mozilla documentation:. Click “Clear Data” or “Clear Now” to delete. I created another Let's encrypt certificate for client. 15. 9-alpine. crt; s Sep 19, 2023 · 现在我们给网站和服务器配置SSL证书是常见动作，但是有些时候确实会出现问题。比如这里在配置SSL之后，Nginx环境会出现400报错问题，这个到底是什么问题呢？ 第一、Nginx 400报错的问题和解决方法 1、检查URL 确保您输入的URL是正确的，并且符合HTTP协议规范。 Jan 25, 2022 · Reported by: RuStrannik@… Owned by: Priority: minor: Milestone: Component: nginx-core: Version: 1. Recently I have been getting these 400 bad requests when trying internally or externally from WAN. 14. com; ssl_certificate www. Nginx is configured to allow me to access https://home. (cPanel大概可以在共享IP中绑定SSL证书,目前尚不确定. conf配置 http{ #在http模块里添加: include vhost/*. crt. conf;#匹配vhost目录下的所有. DNS and Server setup in AWS Unfortunately, there are no interceptions between "client sent no required SSL certificate" errors in the debug log provided where full connection log is available (and source port is known, so we can identify a connection at network level), and the packet dump provided: Jun 8, 2022 · I'm trying to establish SSL connection, and I'm getting 400 No required SSL certificate was sent response from the server. nginx continually returns 400/bad request - invalid hostname errors regardless of the values i use in upstream. Provide details and share your research! But avoid …. net pointing towards 192. And for the nginx conf file, I have included such settings: server { listen 443 ssl; server_name _; ssl_certificate /etc/ Dec 15, 2023 · Steps to troubleshoot: The 400 Bad Request Nginx problem can be fixed by concentrating on Nginx-specific setups, reviewing server logs, and adjusting directives, as opposed to generic errors, which require general techniques for various web servers 当我尝试打开https://example. zozzxx. While accessed through an HTTP connection at IP:port requests to the API never result in a response code 400. 7. Firefox has detected that the server is redirecting the request for this address in a way that will never Dec 10, 2020 · http响应码400表示客户端发送了一个无效的请求。这可能是由于请求中缺少必需的参数或格式不正确等原因导致的。服务器无法处理此请求并返回400响应码。 Jul 14, 2021 · Ubuntu VM running Nginx docker 192. This could for instance be due to some SSL scanner (not really surprising considering the current context). 1. The domain is www. Im trying to route this via Cloudflare for SSL but… 이 기사에서는 Nginx HTTP 서버에서 "400 잘못된 요청: 일반 HTTP 요청이 HTTPS 포트로 전송되었습니다"를 해결하는 방법을 보여줍니다. key; Dec 10, 2022 · In this tutorial, you will learn about common errors that can emerge when setting up TLS/SSL certificates and HTTPS redirect connections for your Nginx server. Nginx SSL Config. example. 2)/unicorn application running on ubuntu(v14). 04 64 bit VPS. The Host Header: Specifies the domain name of the server (for virtual hosting) and (optionally) the TCP port number on which the server is listening. com时，nginx返回400，以下是日志： Feb 4, 2023 · The API serves as a proxy for M3U8 videos. com. The errors and solutions presented in this tutorial are common cases, but not exhaustive. After cloning the server and updating my local hosts file to point the site to the new server, I'm met with the error: 400 Bad Request No required SSL certificate was sent nginx Mar 2, 2023 · Подскажите, такая проблема - настроил SSL в NGINX, поставил сертификат через certbot, команда nginx -t ошибок не выдаёт никаких. This issue typically happens for a 2-Way TLS, when the certificate sent by the client is expired. tencent. 42 (force SSL) Nginx has home. Nginx is not accepting only Jan 30, 2017 · A small post on the “The ssl certificate error” message thrown by my NGINX server. e. com; ssl on; ssl Nov 9, 2022 · I'm trying to clone a webserver that hosts sites that rely on Cloudflare for their SSL certificates. Check the boxes for cache and cookies. ) 配置SSL证书后重新加载Nginx访问网站发现出现400错误(The plain HTTP request was sent to HTTPS port)这个问题已经多次出现了. sfhdkzezjhmactildtftiohxadofgahhwvomeuuftalqoonrbp