CSC 774 -- Network Security - Dr. Peng Ning
CSC 774 -- Network Security - Dr. Peng Ning
CSC 774 -- Network Security - Dr. Peng Ning
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Key Management<br />
• Why do we need Internet key management<br />
– AH and ESP require encryption and authentication<br />
keys<br />
• Process to negotiate and establish IPsec SAs<br />
between two entities<br />
Computer Science<br />
<strong>Dr</strong>. <strong>Peng</strong> <strong>Ning</strong> <strong>CSC</strong> <strong>774</strong> <strong>Network</strong> <strong>Security</strong> 3<br />
<strong>Security</strong> Principles<br />
• Basic security principle for session keys<br />
– Compromise of a session key<br />
• Doesn’t permit reuse of the compromised session key.<br />
• Doesn’t compromise future session keys and long-term<br />
keys.<br />
Computer Science<br />
<strong>Dr</strong>. <strong>Peng</strong> <strong>Ning</strong> <strong>CSC</strong> <strong>774</strong> <strong>Network</strong> <strong>Security</strong> 4
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