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Cloud computing has evolved over the last decade from a simple storage service for more complex ones, offering software as a service (SaaS), platforms as a service (PaaS) and most recently security as a service (SECaaS). The work presented in this paper is a response to: (1) the resource constraints in physical security devices such as firewalls or IPS/IDS, that can no more counter advanced DDOS attacks,...
Firewalls are the first defense line for the networking services and applications. With the advent of virtualization and Cloud Computing, the explosive growth of network-based services, investigations have emphasized the limitations of conventional firewalls. However, despite of being impressively significant to improve security, cloud-based firewalling approaches still experience severe performance...
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