Command Explanation git remote allows you to manage the set of repositories or “remotes” whose branches you track. git remote -v is similar t...

What is secure shell? Secure Shell (SSH) is a robust protocol for connecting to servers remotely. In the realm of remote server access, security is going to be more and more important to keep your ...

The SSH protocol When discussing computer networks, the word “shell” refers to a program that provides an interface for accessing another operating system. With all the effort you put into keeping ...

Configuring SSH Computer ports are software-based points where a network connection begins and ends. When using Secure Shell (SSH), the client connects to the server on port 22. After the connectio...

API Keys An Application Programming Interface (API) key is an authentication token that allows you to call an API. An application passes an API key to the API, which is then called to identify the...

Public vs. private keys In a rapidly evolving world of technology, it is more critical than ever to establish security policies throughout an organization that safeguard valuable information and d...

When to use API Keys Managing access and safeguarding resources is where API keys come into play. An API may require API keys for part or all of its methods. In this reading, we delve into the con...

Command $ vim all_checks.py Modify code Modify the parameter to min_gb #!/usr/binenv python3 (...) def check_disk_full(disk, min_gb, min_percent): """Returns True if there isn't enough disk sp...

Command $ git checkout -b refactor Code output Switched to a new branch 'refactor' Command $ vim all_checks.py File with code (...) def main(): if check_reboot(): print("Pending Rebo...

Command $ git checkout master Code output Switched to branch 'master' Your branch is up to date with 'origin/master'. Command $ git pull Code output Remote: Enumerating objects: 5, done. Remo...