This article presents a survey of denial of service attacks and the methods that have been
proposed for defense against these attacks. In this survey, we analyze the design decisions …

Abstract Application layer Distributed Denial of Service (DDoS) attacks have empowered
conventional flooding based DDoS with more subtle attacking methods that pose an ever …

Cloud computing has become the real trend of enterprise IT service model that offers cost-
effective and scalable processing. Meanwhile, Software-Defined Networking (SDN) is …

In a system and method for the generation of attack-resistant, user-friendly, image-based
CAPTCHAs (Completely Automated Public test to Tell Computers and Humans Apart) …

Suddenly your Web server becomes unavailable. When you investigate, you realize that a
flood of packets is surging into your network. You have just become one of the hundreds of …

Recent denial of service attacks are mounted by professionals using Botnets of tens of
thousands of compromised machines. To circumvent detection, attackers are increasingly …

Abstract “Certificateless Public Key Cryptography” has very appealing features, namely it
does not require any public key certification (cf. traditional Public Key Cryptography) nor …

This paper presents the design, implementation, analysis, and experimental evaluation of
speak-up, a defense against application-level distributed denial-of-service (DDoS), in which …

Human resource management is consisted of all activities that are aimed at ensuring
continuous development, satisfying the needs of employees, motivation and retention of …

Cloud computing is currently one of the most hyped information technology fields and it has
become one of the fastest growing segments of IT. Cloud computing allows us to scale our …