Join Stack Overflow to learn, share knowledge, and build your career. Connect and share knowledge within a single location that is structured and easy to search. Public and private-key pair will be generated during the creation of CSR on our server. CA will validate our public key before signing it with private key of CA's root certificate. My queries are as follows:. The CSR is signed by your key.
OpenSSL Tutorial: How Do SSL Certificates, Private Keys, & CSRs Work?
What is a CSR? It is usually generated on the server where the certificate will be installed and contains information that will be included in the certificate such as the organization name, common name domain name , locality, and country. It also contains the public key that will be included in the certificate. A private key is usually created at the same time that you create the CSR, making a key pair. You need to keep your private key secret. The certificate created with a particular CSR will only work with the private key that was generated with it. So if you lose the private key, the certificate will no longer work.
Amidst all the cyber attacks, SSL certificates have become a regular necessity for any live website. A Secure Socket Layer SSL certificate is a security protocol which secures data between two computers by using encryption. Typically, SSL certificates are used on web pages that transmit and receive end-user sensitive data, such as Social Security Number, credit card details, home address or password. Online payment forms are a good example and usually encrypt the aforementioned delicate information using or bit SSL technology.
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