Scanning and Enumeration

Scanning and Enumeration

1. Scanning

   • Check for Live Systems
   • Check for Open Ports
   • Scan beyond IDS
   • Perform Banner Grabbing
   • Scan for Vulnerabilities
   • Draw Network Diagrams
   • Prepare Proxies

2. ICMP

   • 0: Echo Reply
   • 8: ECHO Request

3. TCP

   • Three-Way Handshake
   • Header Flags
     • SYN (Synchronize)
     • ACK (Acknowledgement)
     • RST (Reset)
     • FIN (Finish)
     • PSH (Push)
     • URG (Urgent)
   • Data Transfer
     • Connection-Oriented Communication
     • Connectionless communication

4. Information

   • Machines
   • Active IP Addresses
   • Open Ports
   • Operating Systems
   • Versions and Configuration Errors
   • Users and Groups
   • Credentials and Permissions

5. Stealth

   • Proxies
   • Packets Fragmentation
   • IP Address Spoofing
   • Tunneling
   • Hiding Files
   • Source Routing
   • Anonymizers

6. Enumeration

   • Banner Grabbing
   • NetBIOS
   • SNMP

7. Countermeasures

   • Firewall Configuration
   • IDS Configuration
   • Block ICMP Messages
   • Scanning Test
   • Honeypots

Imágenes y archivos del mapa