Kakar Cybersecurity Edition 2

Disclaimer! 8

Warning! 9

Picogym Practice Challenges. 10

Nmap (Network Mapper) 11

Nmap. 11

How to secure computer network? | Network Security. 15

Firewall Bypass – Source Port | Nmap. 19

Bad Checksum (Firewall Bypass) – Nmap Scanning 20

Firewall Bypass – size modification | Nmap. 21

Nmap Discovery Options. 24

Basic Scanning Techniques in the Nmap. 25

Firewall Bypass – How to Do No-Ping Scan with NMAP. 26

Network Hacking using NMAP Scanning. 27

Advanced Hacking with Nmap. 31

Nmap scanning for Network Hacking. 32

Host Discovery Scan – NMAP Network Scanning 34

Nmap Scripting Engine Overview | working with NSE Scripts. 35

Basic to Advanced Network Scanning | Checking Live Systems, Open Ports and Services. 38

Complete IP Address scanning. 47

App Penetration Testing. 50

Is Android Apps hacking possible?. 50

Mobile Security Framework. 53

Enumeration. 55

NetBIOS Enumeration | How to Perform Enumeration of NetBIOS. 55

How to Enumerate DNS? | Domain Name System   57

DNS Enumeration with the dig command. 58

How to Enumerate SNMP. 61

Enumeration - How to Enumerate SMTP. 65

How to find website’s subdomains | Subdomains Enumeration. 67

Bug Bounty. 72

How to go deep to find vulnerabilities | Bug Bounty hunting. 76

Find the Website vulnerabilities details for the Bug Bounty. 78

XSS Automation. 80

Subdomain. 82

Find the website Subdomain names. 82

Easy way to find Subdomain via Subfinder. 84

Find the hidden subdomains secret pages. 88

CCTV Camera Hacking. 90

Hack CCTV Camera. 90

Netstat. 93

Netstat commands. 93

Firewall 96

How to Detect Firewall Quickly. 96

Ubuntu. 98

WordPress setup on the Ubuntu. 98

GUI of Ubuntu is not working. 111

Odoo installation in the Ubuntu. 112

How to install Odoo 18 on Ubuntu for Development 115

How to install Odoo in Ubuntu. 127

How to setup NGINX reverse proxy with Odoo server on Ubuntu. 133

Ubuntu terminal is not working. 138

Second Method if Ubuntu terminal not work 140

Third Method if Ubuntu terminal not work. 143

Secure your server with SSH keys. 145

Install the Docker in the Ubuntu. 151