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dstack-capsule: Pod-Level Remote Attestation for Confidential Workloads on Kubernetes

arXiv:2606.03323v1 Announce Type: new Abstract: The rise of LLM-as-a-Service and other confidential cloud workloads demands cryptographic proof that user data is processed in a trusted, untampered environment. Existing solutions, notably Confidential Containers (CoCo), enforce a strict "one Pod per VM" model that attests only the Guest OS stack, leaving container-level identity unverified and incurring prohibitive per-VM resource overhead. We present dstack-capsule, a Kubernetes platform...

arXiv CS 7d ago

Implement Kubernetes Pod-Level Remote Attestation for Confidential Workloads on dstack

arXiv:2606.03323v2 Announce Type: replace Abstract: The rise of LLM-as-a-Service and other confidential cloud workloads demands cryptographic proof that user data is processed in a trusted, untampered environment. Existing solutions, notably Confidential Containers (CoCo), enforce a strict "one Pod per VM" model that attests only the Guest OS stack, leaving container-level identity unverified and incurring prohibitive per-VM resource overhead. We present dstack-capsule, a Kubernetes platform...

arXiv CS 6d ago

Enhanced performance for server consolidation with Intel Xeon 6+

AI workloads are eating into datacenter capacity faster than most operators can add to it, and once the power budget is spent and the racks are full, the wall is a physical one. Server consolidation, once treated as a long-term efficiency project, has become an immediate operational priority. In our latest Hot Seat, Tim Phillips talks to Kira Boyko, product manager at Intel, about how the Intel Xeon 6+ processor with 288 efficient cores has been engineered with core density in mind to...

The Register 8d ago

TeeDAO: A Decentralized Autonomous Organization for Heterogeneous TEEs

Announce Type: new Abstract: Trusted Execution Environments (TEEs) have emerged as a critical technology for safeguarding sensitive data and ensuring code integrity in modern computing systems. However, relying on a single TEE implementation makes systems vulnerable to a central point of attack. Building distributed-trust systems leveraging heterogeneous TEEs helps disperse trust but still faces threats from centralized management and adaptive mobile adversaries.

arXiv CS 6d ago

Chimera: Protocol-Aware Recovery for Confidential BFT Consensus

arXiv:2606.09101v1 Announce Type: new Abstract: Trusted Execution Environments (TEEs) have enabled confidential Byzantine Fault-Tolerant (BFT) consensus systems with confidentiality and improved scalability. However, TEEs do not provide state continuity: during recovery, a compromised host can roll back a crashed enclave to a stale persistent state, significantly threatening both safety and availability. Existing defenses face a fundamental tradeoff: they either impose substantial overhead...

arXiv CS 1d ago