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 111
... IP programs to crash . Most operating systems now reject such packets automatically . Figure 3-20 : Ping - of - Death Attack Attacker 1.34.150.37 IP Packet Containing ICMP Echo Message That is Illegally Long Victim 60.168.47.47 Crashes ...
... IP programs to crash . Most operating systems now reject such packets automatically . Figure 3-20 : Ping - of - Death Attack Attacker 1.34.150.37 IP Packet Containing ICMP Echo Message That is Illegally Long Victim 60.168.47.47 Crashes ...
Page 112
... packet . Figure 3-21 : Teardrop Denial - of - Service Attack " Defragmented " IP Packet " Gap Overlap Attacker 1.34.150.37 Attack Pretends to be Fragmented IP Packet When Reassembled , " Packet " Does not Make Sense . Gaps and Overlaps ...
... packet . Figure 3-21 : Teardrop Denial - of - Service Attack " Defragmented " IP Packet " Gap Overlap Attacker 1.34.150.37 Attack Pretends to be Fragmented IP Packet When Reassembled , " Packet " Does not Make Sense . Gaps and Overlaps ...
Page 121
... ( IP ) merely provides message delivery . Its packets contain almost no ... packet Types and Codes Type : General category of supervisory message Code ... IP packet whose source address reveals the target's IP address to attackers Time ...
... ( IP ) merely provides message delivery . Its packets contain almost no ... packet Types and Codes Type : General category of supervisory message Code ... IP packet whose source address reveals the target's IP address to attackers Time ...
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