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virtCCA: Virtualized Arm Confidential Compute Architecture with TrustZone
Feb. 20, 2024, 5:11 a.m. | Xiangyi Xu, Wenhao Wang, Yongzheng Wu, Chenyu Wang, Huifeng Zhu, Haocheng Ma, Zhennan Min, Zixuan Pang, Rui Hou, Yier Jin
cs.CR updates on arXiv.org arxiv.org
Abstract: ARM recently introduced the Confidential Compute Architecture (CCA) as part of the upcoming ARMv9-A architecture. CCA enables the support of confidential virtual machines (cVMs) within a separate world called the Realm world, providing protection from the untrusted normal world. While CCA offers a promising future for confidential computing, the widespread availability of CCA hardware is not expected in the near future, according to ARM's roadmap. To address this gap, we present virtCCA, an architecture that …
architecture arm arxiv called cca compute confidential cs.cr future machines normal protection realm support untrusted upcoming virtual virtual machines world
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