4 papers · 1 filter
SCHERI: Provably Secure Speculation Under the Constant-Time Policy for CHERI (Extended Version)
Shixin Song, Davide Davoli, Elias Storme +4
Capability-based architectures such as CHERI provide strong support for the architectural isolation of software components. To additionally protect against microarchitectural leaka…
dfence: Fine-Grained Speculation Barriers for Efficient and Effective Hardware-Software Protection in the Spectre Era (Extended Version)
Davide Davoli, Marton Bognar, Lesly-Ann Daniel +3
Speculative execution attacks such as Spectre-PHT and Spectre-STL remain a critical security concern in modern processors. While software-based mitigations like Speculative Load Ha…
Comprehensive Kernel Safety in the Spectre Era: Mitigations and Performance Evaluation (Extended Version)
Davide Davoli, Martin Avanzini, Tamara Rezk
The efficacy of address space layout randomization has been formally demonstrated in a shared-memory model by Abadi et al., contingent on specific assumptions about victim programs…
On Kernel's Safety in the Spectre Era (Extended Version)
Davide Davoli, Martin Avanzini, Tamara Rezk
The efficacy of address space layout randomization has been formally demonstrated in a shared-memory model by Abadi et al., contingent on specific assumptions about victim programs…