SSH
Everything on SkillVeris tagged SSH — collected across the glossary, study notes, blog, and cheat sheets.
9 resources across 2 libraries
Study Notes(2)
Agentless Architecture and SSH
Ansible manages remote systems without installing any persistent software on them, relying entirely on existing SSH connectivity and Python for execution.
SSH and Remote Access
Understand SSH's client-server model, key-based authentication, port forwarding, and configuration practices for securely administering remote Linux systems.
Interview Questions(7)
What is SFTP (SSH File Transfer Protocol)?
SFTP (SSH File Transfer Protocol) is a secure file transfer protocol that runs entirely over a single encrypted SSH connection on port 22, providing file opera…
What is Telnet?
Telnet is an application-layer protocol that provides a text-based, interactive terminal session to a remote host over TCP port 23, sending everything — includ…
What is SSH (Secure Shell)?
SSH (Secure Shell) is an encrypted application-layer protocol, typically running on TCP port 22, that provides secure remote login, command execution, and file…
What is Ansible?
Ansible is an open-source, agentless configuration management and automation tool that connects to remote machines over SSH and applies tasks written in human-…
What is an Ansible Playbook?
An Ansible playbook is a YAML file that declares a list of plays, each mapping a set of managed hosts to an ordered sequence of tasks, which Ansible executes o…
How Do You Manage SSH Keys Securely in a DevOps Team?
Secure SSH key management means generating a unique asymmetric key pair per engineer (never sharing private keys), distributing only public keys to servers via…
What is a Bastion Host and Why Do You Need One?
A bastion host is a purpose-built, hardened server placed at the edge of a private network that acts as the single, monitored entry point administrators must p…