Hypercall authentication in a guest-assisted virtual machine introspection (VMI) implementation

Example methods are provided to use a guest monitoring mode (GMM) module in a hypervisor to authenticate hypercalls sent by a guest agent to the GMM module. The GMM module uses reference information, including thread information associated with a thread, to determine whether a hypercall associated w...

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Hauptverfasser: Dabak, Prasad Sharad, Soman, Leena Shuklendu
Format: Patent
Sprache:eng
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Zusammenfassung:Example methods are provided to use a guest monitoring mode (GMM) module in a hypervisor to authenticate hypercalls sent by a guest agent to the GMM module. The GMM module uses reference information, including thread information associated with a thread, to determine whether a hypercall associated with the thread was issued by the trusted guest agent or by potentially malicious code.