Author: Shivani Mehrotra

An Introduction to SSH – Secure Shell

Reading Time: 4 minutes What is SSH ? SSH is a network protocol that allows secure connection between different computers. SSH protocol also referred to as Secure Shell, provides many functionalities like, Strong connection and security Strong authentication Maintains connection integrity Strong encryption. In general, there are different ways for logging in to a remote machine, Know the password of that machine. SSH public and private keys. Host-based authentication Continue Reading

Dive into Jenkins Roles

Reading Time: 4 minutes Concept of Roles in Jenkins A role in Jenkins basically refers to a user that can has access to Jenkins. A user can be an administrator or any non-admin privileged entity. A role can be assigned to a user to indicate the set of privileges assigned to that particular user. These privileges can be admin privileges or an admin user can then create many roles Continue Reading

docker

Docker manifest – A peek into image’s manifest.json files

Reading Time: 4 minutes docker manifest – An experimental feature ! The image manifest provides a configuration and a set of layers for a container image. This is an experimental feature. To enable this feature in the Docker CLI, one can edit the config.json file found in ~/.docker/config.json like : What is ‘docker manifest’ ? The docker manifest command does not work independently to perform any action. In order Continue Reading

A Quick Guide through UFW – Uncomplicated Firewall

Reading Time: 4 minutes UFW, short for Uncomplicated Firewall, is basically a simplified firewall mechanism that is implemented upon iptables itself. As a result, making it much easier to configure ufw than to configure iptables. Therefore, it can be said that ufw is technically a program for managing a netfilter firewall which aims to provide an easy to use interface for the user. Need for UFW – uncomplicated firewall Continue Reading

docker

A word on ‘docker buildx’

Reading Time: 4 minutes What is Docker Buildx ? Docker Buildx can be defined as a CLI plugin that provides us with the extra features supported by the Moby BuildKit builder toolkit along with the features of the normal docker commands. Furthermore, it also provides us with the same user experience as building with the docker build command. Also, along with some new extra features added over it like Continue Reading