PowerCLI vs vSphere CLI: When to Use What for VMware Automation
Introduction In this article, you’ll learn: Install using VMware downloads or use the VMA (vSphere Management…
How to Create Aliases (Shortcuts) for Common Commands in Linux
Linux users often need to use one command over and over again. Typing or copying the…
10 Must-Know sFTP Commands for Linux File Transfers
File Transfer Protocol (FTP) was once a widely used method for transferring files or data remotely….
22 Linux Networking Commands for Sysadmin
A system administrator’s routine tasks include configuring, maintaining, troubleshooting, and managing servers and networks within data…
How to Set Up Local Repositories with apt-mirror in Ubuntu
If you’re managing multiple Ubuntu machines in a network, downloading updates and packages for each system…
How to Use sed and awk to Modify Config Files in Linux
Linux configuration files are often plain text, which makes them easily editable using command-line tools. Among…
How to Setup Two-Factor Authentication For SSH In Linux
By default, SSH already uses secure data communication between remote machines, but if you want to…
How Linux Services and Daemons Work (and How to Control Them)
When starting out with Linux, you may encounter the terms “services” and “daemons” quite frequently, which…
Master Linux in Just 7 Days – Even If You’re a Complete Beginner!
After the success of our RHCSA / RHCE and LFCS / LFCE certification books, we are…
Real-World Use Case: Healthcare Identity & Security with Azure Local, SDN, and Entra
Introduction Workflow 2: Telemedicine Visit Table of Contents Executive Overview Healthcare Security Challenges Solution Architecture Overview…
CrowdStrike Services Observes SCATTERED SPIDER Escalate Attacks Across Industries
SCATTERED SPIDER, an eCrime adversary, has recently broadened its target scope to include the aviation sector,…
Set Up Incremental Backups with rsync and cron on Linux
Backups are like insurance; you don’t need them every day, but when disaster strikes, such as…
How to Create a Simple IP Blocker Script Using iptables and Fail2Ban
Today, I’m going to show you a simple but effective way to automatically block suspicious IPs…
20 Daily Linux Commands System Administrators Use in Production
As a Linux SysAdmin working in a production environment, your daily routine is all about keeping…
How to Automate Daily Linux Health Checks with a Bash Script + Cron
Managing Linux servers daily can be fun and stressful, especially when you’re dealing with unexpected downtimes…