Host-convertible secure enclaves in memory that leverage multi-key total memory encryption with integrity

KC Zmudzinski, SP Johnson, R Makaram… - US Patent …, 2021 - Google Patents
A processor includes a cryptographic engine to control access, using an secure region key
identifier (ID), to one or more memory range of memory allocable for flexible con version to …

Utilizing virtual input/output memory management units (IOMMU) for tracking encryption status of memory pages

M Tsirkin - US Patent 11,748,135, 2023 - Google Patents
Int. Cl. c00c 0S000 2 () 1 8.()| Systems and methods for memory management for virtual (01)
machines. An example method may include creating, by a c00c 00S00 (200601) hypervisor …

Securing address information in a memory controller

CE Hampel, L Gopalakrishnan, JE Linstadt… - US Patent …, 2022 - Google Patents
Methods and systems for enabling secure memory transac tions in a memory controller are
disclosed. Responsive to determining that an incoming request is for a secure memory …

Secure memory repartitioning technologies

V Shanbhogue, KC Zmudzinski, CV Rozas… - US Patent …, 2021 - Google Patents
Secure memory repartitioning technologies are described. Embodiments of the disclosure
may include a processing device including a processor core and a memory controller …