Open SSL Certificate for Https Implementation

 Self signed Open SSL Certificate:

  -To Implement Https on any webpage, first we need SSL certificate. This SSL certificate have multiple extension format like ( .pem, .key, .crt  etc)

-To register SSL certificate or to get self signed SSL certificate, we need to generate Self signed SSL key by using following commands in command prompt console.

openssl genrsa -out sample.key 4096

            openssl req -new -x509 -days 365 -key sample.key -out sample.crt

In the above command days 365 represents certificate validity period.while generating certificate you must provide following details,


Example:

Country Name (2 letter code) [GB]: IN

State or Province Name (full name) [Berkshire]: Tamil Nadu

Locality Name (e.g., city) [Newbury]: Chennai

Organization Name (e.g., company) [My Company Ltd]:https://example.com

Organizational Unit Name (e.g., section) []: Development

common Name (e.g., your name or your server's hostname) []: Sample (https://sample.com)

Email Address []

Open SSL Commands:

    Generate a new private key and Certificate Signing Request openssl req -out CSR.csr -new -newkey rsa:2048 -nodes -keyout privateKey.key

    Generate a self-signed certificate (see How to Create and Install an Apache Self Signed Certificate for more info) openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyoutprivateKey.key -out certificate.crt

    Generate a certificate signing request (CSR) for an existing private key openssl req -outCSR.csr -key privateKey.key -new

    Generate a certificate signing request based on an existing certificate openssl x509 -x509toreq -in certificate.crt -out CSR.csr -signkey privateKey.key

    Remove a passphrase from a private key openssl rsa -in privateKey.pem -outnewPrivateKey.pem