Over the last two decades, side and covert channel research has shown a variety of ways of
exfiltrating information for a computer system. Processor microarchitectural timing-based …

In cloud computing environments, multiple tenants are often co-located on the same multi-
processor system. Thus, preventing information leakage between tenants is crucial. While …

Virtualization is a key enabler of various modern computing technologies. However, it brings
additional vulnerabilities that can be exploited to affect the availability, integrity, and …

As we increasingly rely on computers to process and manage our personal data,
safeguarding sensitive information from malicious hackers is a fast growing concern. Among …

This paper proposes a new memory controller design that enables secure sharing of main
memory among mutually mistrusting parties by eliminating memory timing channels. This …

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Covert channels through shared processor resources provide secret communication
between two malicious processes: the trojan and the spy. In this article, we classify, analyze …

Covert channels provide a secret communication medium between two malicious processes
to exfiltrate information stealthily that violates the security policy of a system. In this paper …

Covert channels through shared processor resources provide secret communication
between malicious processes. In this paper, we introduce a new mechanism for covert …

Trusted applications frequently execute in tandem with untrusted applications on personal
devices and in cloud environments. Since these co-scheduled applications share hardware …