Using old Mini PCIE WLAN cards in modern laptops

So i was trying to install a WiFi card(Dell 1501 half mini PCI-E 802.11n card) which i had lying around from 7 years ago in my laptop. Everything worked perfectly until i tried to query the networks available. I saw that the wireless connection was turned off. I went through the usual exercise of checking … Read more Using old Mini PCIE WLAN cards in modern laptops

Introduction to firewall and iptables

Q. Do you really need a firewall ? Why would anyone want to attack or send malicious packets to my computer? A. Any computer connected to the internet is a potential target for a scan of the services that it offers and malicious intrusion attempts to gain access. With a successful intrusion the attacker might … Read more Introduction to firewall and iptables