NtGetCachedSigningLevel - NtDoc

#ifndef _NTSEAPI_H
// Signing
#if (PHNT_VERSION >= PHNT_WIN8)

NTSYSCALLAPI
NTSTATUS
NTAPI
NtGetCachedSigningLevel(
    _In_ HANDLE File,
    _Out_ PULONG Flags,
    _Out_ PSE_SIGNING_LEVEL SigningLevel,
    _Out_writes_bytes_to_opt_(*ThumbprintSize, *ThumbprintSize) PUCHAR Thumbprint,
    _Inout_opt_ PULONG ThumbprintSize,
    _Out_opt_ PULONG ThumbprintAlgorithm
    );

#endif
#endif
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#ifndef _NTZWAPI_H

NTSYSCALLAPI
NTSTATUS
NTAPI
ZwGetCachedSigningLevel(
    _In_ HANDLE File,
    _Out_ PULONG Flags,
    _Out_ PSE_SIGNING_LEVEL SigningLevel,
    _Out_writes_bytes_to_opt_(*ThumbprintSize, *ThumbprintSize) PUCHAR Thumbprint,
    _Inout_opt_ PULONG ThumbprintSize,
    _Out_opt_ PULONG ThumbprintAlgorithm
    );

#endif
View code on GitHub