Firewall Operation Packet Filtering Firewall l Stateful Inspection
- Slides: 32
Firewall Operation Packet Filtering Firewall l Stateful Inspection Firewall l Application Proxy Firewall l
Packet Filtering Firewall
Stateful Inspection Firewall
Application Proxy Firewall
Hybrid Firewall l Packet Filtering + Application Proxy Third Generation Firewall Technology ตวอยาง l Raptor Firewall by Symantec l Firewall 1 by Checkpoint l Sidewinder Firewall by Secure Computing l Lucent Brick by Lucent
FIREWALL ARCHITECTURE
Firewall Architectures l l l Screening Router Simple Firewall Multi-Legged firewall Firewall Sandwich Layered Security Architecture
Screening Router
Simple Firewall
Multi. Legged Firewall
Firewall Sandwich
Layered Firewall
High Availability Network
Network Security Policy Rule Source Destination 6 Internal Network Any 7 Any Service (Port) Action Description HTTP (80) , HTTPS Allow อนญาตใหผใ ชภายในเครอขา (443) , FTP (20 -21) ยใชบรการดงก , Telnet (23), SSH (22) , ลาวจากอนเทอร SMTP (25) , POP 3 (110) , เนตและ DMZ IMAP 4 (143) Any Deny ถาไมตรงกบกฎ ทกำหนดขาง บนใหละทงแพ กเกตนน
โจทย : การทำงานของ Firewall แตละชนด การโจมต Syn Flood Port Scan UDP Flood Land Attack Fragmentation Packet Session Hijack Web Hacking : Parameter Tempering Sniffer การคาดเดารหสผานเพอเขาระบบ … Packet Filtering Stateful Inspection Application Proxy
โจทย : Firewall Policy l Net. Sec Questions ขอ 15
Firewall product l l l Juniper Cisco Catalyst Firewall Fortigate
Firewall Features l l l Firewall Throughput : Mbps/Gbps VPN Throughput : Mbps Concurrent Sessions : number IPsec VPN Peers : number Interfaces : number of Gigabit Ethernet ports, SFP fiber ports, and Fast Ethernet port Virtual Interfaces (VLANs) : number
Firewall Features l l l Scalability : VPN clustering and load balancing High Availability : Active/Active, Active/Standby Redundant Power : Supported, second power supply optional
Host ไฟรวอลลสำหรบ l l ไฟลวอลลสำหรบ ตวอยาง l l l l Host หรอ Personal Firewall Windows 7 Firewall Zone Alarm Tiny Personal Firewall Norton Personal Firewall Sygate Personal Firewall Conseal PC Firewall VPN-1 Secure Client
- Stateless packet filtering definition
- Packet filtering firewall
- Komponen sistem firewall
- Ufw implicit deny
- Stateful firewall iptables
- Wat is firewall
- Stateful and stateless firewall
- Implementing firewall technologies
- Linux firewall vs hardware firewall
- Firewall sandwich
- Ingress filtering vs egress filtering
- Stateless inspection
- Screened host firewall
- Different filtering methods based on dft
- Deep packet inspection wireshark
- Deep packet injection
- Applesauce with raspberry puree mre
- Deep packet inspection architecture
- Deep packet inspection architecture
- Deep packet inspection encrypted traffic
- Juniper icon ppt
- Firewall icon in packet tracer
- Multilayer inspection firewall
- What is personal firewall and distributed firewall.
- Stateless server
- Allows the replication of only immutable files
- Stateless session bean example
- Difference stateless and stateful
- Stateful dhcpv6
- Stateless vs stateful server
- Flink stateful stream processing
- Stateful session bean life cycle
- Stateful vs stateless