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 256
... Hashing is a mathematical process that , when applied to a bit string of any length , produces a value of a fixed length called the hash . For instance , the MD5 hashing algorithm always produces a hash of 128 bits , whereas the Secure ...
... Hashing is a mathematical process that , when applied to a bit string of any length , produces a value of a fixed length called the hash . For instance , the MD5 hashing algorithm always produces a hash of 128 bits , whereas the Secure ...
Page 257
... hashing . However , encryption uses keys as an input to an encryption method , such as DES . In contrast , MS - CHAP and other hashing - based methods usually add the key to a text message and then hash the combined key and message ...
... hashing . However , encryption uses keys as an input to an encryption method , such as DES . In contrast , MS - CHAP and other hashing - based methods usually add the key to a text message and then hash the combined key and message ...
Page 300
... Hashed Message Authentication Codes ( HMACs ) , can be created with hashing . To create an HMAC , a secret key is added to the original plaintext message , as Figure 8- 16 indicates . The combined string of bits is then hashed using MD5 ...
... Hashed Message Authentication Codes ( HMACs ) , can be created with hashing . To create an HMAC , a secret key is added to the original plaintext message , as Figure 8- 16 indicates . The combined string of bits is then hashed using MD5 ...
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