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title = "Lightweight Cloud Application Sandboxing" | ||
date = "2023-11-09" | ||
aliases = ["cloud", "monitoring", "instrumentation", "sandbox", "GLACIATION"] | ||
[ author ] | ||
name = "Gianluca Oldani" | ||
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This work addresses modern cloud applications that can quickly grow to | ||
an elaborate and intricate tangle of services. In this scenario, | ||
paying attention to security aspects is important to mitigate the | ||
impact of incidents. Indeed, several research works and industrial | ||
standards recommend the integration of least privilege policies to | ||
prevent disruptions such as file system tampering. Unfortunately, | ||
technologies like containers virtualize file system resources with | ||
a volume-based approach, which may be overly coarse. | ||
In this work we address this problem proposing an approach | ||
that restrict application access to file system resources with a | ||
resource-based granularity. To this end, we develop a flexible and | ||
intuitive tool that relies on instrumentation to collect, merge, and | ||
audit the activity traces generated by any application component. | ||
We then demonstrate how this information is used to create finegrained access | ||
policies, and introduce sandboxing using recent | ||
kernel security modules, strengthening the security boundary of | ||
the whole application. In the experimental evaluation we showcase the mitigation | ||
capabilities associated with our approach, and | ||
the low performance footprint. The proposal is associated with | ||
an open source implementation. | ||
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##### Authors: | ||
Marco Abbadini, Michele Beretta, Dario Facchinetti, Gianluca Oldani, Matthew Rossi, Stefano Paraboschi | ||
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##### The Paper will be presented at: <a href="https://parsec2.unicampania.it/cloudcom2023/" target="_blank">IEEE CLOUDCOM 2023</a> | ||
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##### <a href="https://cs.unibg.it/seclab-papers/2023/CLOUDCOM/dmng.pdf" target="_blank">Link to PDF</a> |