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 95
... bits ) ( 4 bits ) in 32 - bit words Total Length ( 16 bits ) Length of entire packet in bytes Bit 31 Identification ( 16 bits ) Unique value in each original IP packet Flags ( 3 bits ) Fragment Offset ( 13 bits ) Octets from start of ...
... bits ) ( 4 bits ) in 32 - bit words Total Length ( 16 bits ) Length of entire packet in bytes Bit 31 Identification ( 16 bits ) Unique value in each original IP packet Flags ( 3 bits ) Fragment Offset ( 13 bits ) Octets from start of ...
Page 114
... bits ) Identification ( 16 bits ) Diff - Serv ( 8 bits ) Total Length ( 16 bits ) Flags Time to Live ( 8 bits ) Protocol ( 8 bits ) Fragment Offset ( 13 bits ) Header Checksum ( 16 bits ) Source IP Address ( 32 bits ) Destination IP ...
... bits ) Identification ( 16 bits ) Diff - Serv ( 8 bits ) Total Length ( 16 bits ) Flags Time to Live ( 8 bits ) Protocol ( 8 bits ) Fragment Offset ( 13 bits ) Header Checksum ( 16 bits ) Source IP Address ( 32 bits ) Destination IP ...
Page 120
... bits ) Hdr Len ( 4 bits ) Diff - Serv ( 8 bits ) Total Length ( 16 bits ) Identification ( 16 bits ) Flags Time to Live ( 8 bits ) Protocol ( 8 bits ) Fragment Offset ( 13 bits ) Header Checksum ( 16 bits ) Source IP Address ( 32 bits ) ...
... bits ) Hdr Len ( 4 bits ) Diff - Serv ( 8 bits ) Total Length ( 16 bits ) Identification ( 16 bits ) Flags Time to Live ( 8 bits ) Protocol ( 8 bits ) Fragment Offset ( 13 bits ) Header Checksum ( 16 bits ) Source IP Address ( 32 bits ) ...
Contents
A Framework 12003 | 1 |
Chapter la Examples of Security Problems | 43 |
Access Control and Site Security | 53 |
Copyright | |
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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