How to auto disconnect inactive users after a period of time in Linux

If there are many users who access to your system, it’s dangerous and resource-consuming when users keep their ssh connection for a long time. In this post, I would like to...

Creating Shell Scripts With Menu Options For Automation Tasks In Linux

Creating script with menu options for manage users task *Some useful cmd: - Check machine information: hostnamectl - List all shell...

Hardening Security For Sudo Configuration On Red Hat/Centos

Hardening Security For Sudo Configuration On Red Hat/Centos I/ Configure send notification mail to admin when has sudo action:

Using Ansible Playbook To Snapshot Virtual Machine On vSphere

Using Ansible Playbook To Snapshot Virtual Machine On vSphere - Ansible provides various modules to manage VMware infrastructure, which includes datacenter, cluster, host system and virtual...

Use Nmap to Scan for Open Ports on Your Servers

Introduction Nmap, short for Network Mapper, is a free, open-source tool for vulnerability scanning and network discovery. Network administrators use Nmap to identify what devices are running on their systems, discovering hosts...

Using Replica Set And Daemon Set Deploying/Managing Pod In K8s

- Introduction and using Replication Controller at link: https://tech2fun.net/liveness-probe-and-replication-controller-for-managed-health-of-pod-in-k8s/ I/Replica Sets Overview: - Replica Sets is new generation of Replication...
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Creating Shell Scripts With Menu Options For Automation Tasks In...

Creating script with menu options for manage users task *Some useful cmd: - Check machine information: hostnamectl

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