Install golang-cfssl by entering the following commands in the terminal:
sudo apt update sudo apt install golang-cfssl
Description:
CloudFlare's PKI and TLS toolkit
CFSSL is CloudFlare's PKI/TLS swiss army knife. It is both a command line tool and an HTTP API server for signing, verifying, and bundling TLS certificates. CFSSL can be used to build custom TLS PKI tools as well as create and manipulate traditional certificate structures using code or on the command line. . This package contains the command line executables.
Homepage: https://github.com/cloudflare/cfssl
Version: 1.2.0+git20160825.89.7fb22c8-3
Section: universe/devel