I would like my reverse proxy to forward the client certificate to my back-end servers. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. This quick, four-part guide explains how to install an SSL certificate on NGINX. You will also need to configure the upstream servers to require client certificates for all incoming SSL connections, and to trust the CA that issued NGINX’ client certificate. Active 1 year ago. The documentation covers the various SSL variables that nginx sets.. First you have to actually set ssl_verify_client to on or optional (depending on your requirements). Nginx - how to access Client Certificate's Subject Alternative Name (SAN) field. This client certificate must be signed by a trusted CA and is configured on NGINX together with the corresponding private key. I have an Nginx server which clients make requests to with a Client certificate containing a specific CN and SAN. Chained certificates – NGINX supports certificate chains, used when the website’s certificate is not signed directly by the root certificate of a CA (Certificate Authority), but rather by a series of intermediate certificates. Once you download and extract the file, you will see it consists of a server certificate, a root certificate, and an intermediate certificate. I'm trying to set up a load balancer via an Nginx reverse proxy. Viewed 4k times 1.

The first step is to combine all three files into one . For example: ssl_verify_client on; ssl_ocsp on; resolver 192.0.2.1; ssl_ocsp enables OCSP validation of the client certificate chain. Ask Question Asked 2 years ago. Learn more . It is possible to enable Client-Certificate Authentication by adding additional annotations to your Ingress Resource. It is a bad idea to paste your private.key on website in the internet.
You can do this manually , by copying and pasting the content of each file in a text editor and saving the new file under the name ssl-bundle.crt . Since this can only be used in an http or server block, if you only want part of your site protected by client certificates, you'll need to use optional and have the application check the verification result. Before you set up SSL, I guess you already have two files which is SSL certificate and SSL certificate Key. ssl_ocsp leaf; enables validation of the client certificate only. The first part provides step by step instructions on how to generate a CSR code for NGINX, while the middle section focuses on the SSL installation itself. 2. Client certificate validation with OCSP feature has been added to nginx 1.19.0+. My application uses client certificates to authenticate clients. I have added this line to my reverse proxy's configuration to store the client certificate information in a custom HTTP header: