Craig A. Huegen <chuegen@cisco.com>
Network-Based Denial of Service Attacks
SANS ‘98     2
Trends
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•Significant increase in network-based DoS attacks over the last year
Attackers’ growing accessibility to networks
Growing number of organizations connected to networks
•Vulnerability
Most networks have not implemented spoof prevention filters
Very little protection currently implemented against attacks
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•Significant increases in network-based Denial of Srevice attacks have been observed in the last year.