How to Create a Certificate Authority (CA) on Ubuntu 20.04
Certificate Authority (CA) is an entity responsible for issuing digital certificates to make communication secure. Its acts as a trusted third party to the owner of the certificate and the …
How to Check TLS/SSL Expiration Date Using OpenSSL
TLS/SSL certificates are used for encrypting websites or web applications. They provide much-needed privacy and confidentiality to users who are interacting with the webserver via a browser or on command-line. …
How to Create a Self-Signed SSL Certificate
SSL certificates are used to facilitate authentication and encryption on the internet. Normally, these certificates are issued by trusted third-party certificate authorities such as Let’s Encrypt. A self-signed certificate is …