Network Security. ARP Poisoning, Sniffing, XSS, SQL. Injection, DDoS Attacks.
Friday, December 10, 2010. Page 2. ARP Poisoning. • MAC Address.
Network Security ARP Poisoning, Sniffing, XSS, SQL Injection, DDoS Attacks
Friday, December 10, 2010
ARP Poisoning • MAC Address • IP Address
Friday, December 10, 2010
ARP Poisoning • MAC Address • IP Address
Friday, December 10, 2010
ARP
ARP Poisoning • MAC Address • IP Address
ARP
Man in the Middle Attack
Friday, December 10, 2010
ARP Poisoning Router
IP:192.168.1.1 MAC: 00:00:00:00:00:01
PC-1
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Friday, December 10, 2010
ARP Poisoning Router
IP:192.168.1.1 MAC: 00:00:00:00:00:01
PC-1
Request
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Friday, December 10, 2010
ARP Poisoning Router
IP:192.168.1.1 MAC: 00:00:00:00:00:01
PC-1
Request
IP:192.168.1.2 MAC: 00:00:00:00:00:02
Reply
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Friday, December 10, 2010
ARP Poisoning Router
IP:192.168.1.1 MAC: 00:00:00:00:00:01
PC-1
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Friday, December 10, 2010
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03
Friday, December 10, 2010
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03 192.168.1.2 00:00:00:00:00:03
Friday, December 10, 2010
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:02
192.168.1.1
00:00:00:00:00:01
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03 192.168.1.2 00:00:00:00:00:03
Friday, December 10, 2010
192.168.1.1 00:00:00:00:00:03
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:03
192.168.1.1
00:00:00:00:00:03
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03
Friday, December 10, 2010
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:03
192.168.1.1
00:00:00:00:00:03
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03
Request
Friday, December 10, 2010
ARP Poisoning Router
PC-1
IP:192.168.1.1 MAC: 00:00:00:00:00:01
IP:192.168.1.2 MAC: 00:00:00:00:00:02
IP
MAC
IP
MAC
192.168.1.2
00:00:00:00:00:03
192.168.1.1
00:00:00:00:00:03
Reply
Friday, December 10, 2010
Attacker
IP:192.168.1.3 MAC: 00:00:00:00:00:03
SQL Injection Structured Query Language
• Tables and Records • Databases
Friday, December 10, 2010
SQL Injection Structured Query Language
Friday, December 10, 2010
SQL Injection Structured Query Language
• SELECT * FROM “Parent Table”
Friday, December 10, 2010
SQL Injection Structured Query Language
• SELECT * FROM “Parent Table” • SELECT * FROM “Parent Table” WHERE NAME=“FRED”
Friday, December 10, 2010
SQL Injection Structured Query Language
• SELECT * FROM “Parent Table” • SELECT * FROM “Parent Table” WHERE NAME=“FRED”
• DELETE FROM “Parent Table” WHERE ID=2
Friday, December 10, 2010
SQL Injection Structured Query Language
• SELECT * FROM “Parent Table” • SELECT * FROM “Parent Table” WHERE NAME=“FRED”
• DELETE FROM “Parent Table” WHERE ID=2
• INSERT INTO “Parent Table” (ID, NAME) VALUES (3,BILL)
Friday, December 10, 2010
XSS Cross Site Scripting
Friday, December 10, 2010
DDoS Attacks (Distributed) Denial of Service
• ping - ICMP Flooding • HTTP Service Requests • SQL Service Requests
Friday, December 10, 2010
DDoS Attacks Distributed Attacks
• Coordinated • Worms - Zombies
Friday, December 10, 2010