Conference Papers

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    Testing resilience of router against denial of service attacks
    (2011) Karande, V.M.; Narayanan, S.N.; Pais, A.R.; Balakrishnan, N.
    Provisioning data security and integrity in an IP network requires a detailed understanding of both the architecture and the performance of devices that are used within the network. A router interconnects two or more computer networks, and it becomes most common target for attackers to carry out Denial of Service Attacks. Thus it is necessary to study the effect of resource exhaustion attack on router with respect to its performance and security. In this paper, the proposed framework provides an effective method to evaluate router performance and its resilience against denial of service attacks. The feasibility of the framework has been demonstrated by carrying out different resource exhaustion attacks on device under test (DUT) i.e. router, and the resilience against the attacks is measured using a defined set of performance metrics. © 2011 Springer-Verlag.
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    Resilient Infrastructures and Disaster Risk Reduction—An Introduction
    (Springer Science and Business Media Deutschland GmbH, 2022) Pal, I.; Ganni, S.V.S.A.B.; Kolathayar, S.
    This chapter summarizes the contents of the book volume on resilient infrastructures which discusses various relevant topics such as disaster resilience and infrastructure, risk reduction and structural measures, evidence-based approach for DRR case studies, numerical modeling and constructions methods, prevention methods and safety engineering, and cross-cutting issue in DRR and infrastructure. Basic definitions and information on resilient infrastructure are also included in the chapter. © 2022, The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd.
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    Self-Adaptive Circuit Breaker Open-State Interval for Enhancing Resiliency of Microservices
    (Institute of Electrical and Electronics Engineers Inc., 2024) Sivakumar, K.; Sebastian, J.; Santhi Thilagam, P.S.
    In recent years, microservice architecture has garnered substantial traction, highlighting the critical role of resilience patterns in ensuring robust system performance under adverse conditions. Among the principal techniques for failure management within microservices is the circuit breaker pattern, a vital component for maintaining system integrity. Enhancing its resilience continues to be a significant challenge. Various methodologies have been proposed to optimize circuit breakers by tweaking different parameters. However, the open state interval parameter-during which dependent services await the recovery of the disrupted service-has traditionally remained static. This work tackles this issue by introducing a dynamic adjustment mechanism for the open-state interval of circuit breakers. The empirical results indicate that this dynamic adjustment significantly boosts the number of successful requests by optimizing resource allocation, enhancing throughput, and mitigating cascading failures across service replicas. By adapting the open state interval in response to real-time conditions, the system can better manage variable loads and failures, thereby improving overall performance and stability in microservice architectures. © 2024 IEEE.