Corporate Computer and Network SecurityFor Internet and Network Security courses. This up-to-date examination of computer and network security in the corporate setting fills the critical need for security education. Its comprehensive, balanced, and well-organized presentation emphasizes implementing security within corporations using existing commercial software and provides coverage of all major security issues. |
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Page 172
... Filtering Individual Packets in Isolation Second , and more problematically , static packet filter firewalls look only at individual packets in isolation . In normal communication streams , many packets are flowing back and forth . A ...
... Filtering Individual Packets in Isolation Second , and more problematically , static packet filter firewalls look only at individual packets in isolation . In normal communication streams , many packets are flowing back and forth . A ...
Page 178
Raymond R. Panko. Stateful Firewalls Limits of Static Packet Filtering Figure 5-8 : Stateful Inspection Firewalls ... Filter Firewalls Are Stateless Filter one packet at a time , in isolation If SYN / ACK segment is sent , cannot tell if ...
Raymond R. Panko. Stateful Firewalls Limits of Static Packet Filtering Figure 5-8 : Stateful Inspection Firewalls ... Filter Firewalls Are Stateless Filter one packet at a time , in isolation If SYN / ACK segment is sent , cannot tell if ...
Page 182
... static packet filters . However , stateful inspection firewalls also have ACLs . Allowing and Denying Applications Stateful inspection ACLS look a good deal like static packet filter firewall ACLs in that they allow certain applications ...
... static packet filters . However , stateful inspection firewalls also have ACLs . Allowing and Denying Applications Stateful inspection ACLS look a good deal like static packet filter firewall ACLs in that they allow certain applications ...
Contents
A Framework 12003 | 1 |
Chapter la Examples of Security Problems | 43 |
Access Control and Site Security | 53 |
Copyright | |
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Common terms and phrases
access control allow antivirus application firewall attack packets auditing authentication backup biometric bits browser Chapter client PC confidentiality connection corporate countermeasure create cryptographic systems data link database decrypt denial-of-service attacks digital certificates digital signature e-commerce e-mail employees fingerprint firewalls firms hackers hacking hashing header HMAC host ICMP IDSs incident ingress filtering install internal Internet IP address spoofing IP packet IPsec Kerberos L2TP large number layer LINUX log files login Microsoft MS-CHAP operating system password patches permissions plaintext policies port number PPTP private key problem programs protection Protocol public key encryption router scanning scripts source IP address specific spoofing SSL/TLS standards static packet filter Study Figure subnet symmetric key encryption SYN/ACK systems administrator TCP/IP Test Your Understanding threats types UNIX vendors versions victim virus viruses VPNs vulnerability testing webserver Windows