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network security

Ubuntu tutorial - IT technology blog
Posted inUbuntu

Installing and Configuring Squid Proxy Server on Ubuntu: Effective Internet Access Control

Posted by By admin March 11, 2026
In an enterprise environment, internet access control is essential. This article shares practical experience on installing and configuring Squid Proxy on Ubuntu. This solution helps you manage bandwidth, block unwanted websites, and enhance network security, based on the success of the DevOps team.
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Network tutorial - IT technology blog
Posted inNetwork

How to Use nmap for Network Scanning and Linux Server Security Auditing

Posted by By admin March 6, 2026
A practical guide to using nmap for port scanning, service detection, and Linux server security auditing — drawn from real infrastructure management experience. Covers basic commands, NSE scripts, and an automation script for weekly audits.
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