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# VZEFIBootLoader

The boot loader configuration the system uses to boot guest-operating systems that expect an Extensible Firmware Interface (EFI) ROM.

```
class VZEFIBootLoader
```

## Topics

### Creating an EFI boot loader

[`init()`](/documentation/Virtualization/VZEFIBootLoader/init())

Creates a new EFI boot loader.

### Working with secure boot configurations

[`VZEFISignatureDatabaseConfiguration`](/documentation/Virtualization/VZEFISignatureDatabaseConfiguration)

A container for Unified Extensible Firmware Interface (UEFI) Secure Boot signature lists.

[`VZEFISignatureList`](/documentation/Virtualization/VZEFISignatureList)

A class that represents a Unified Extensible Firmware Interface (UEFI) signature list.

[`VZEFISignature`](/documentation/Virtualization/VZEFISignature-swift.enum)

[`VZEFISignature`](/documentation/Virtualization/VZEFISignature-c.class)

A base class that represents a Unified Extensible Firmware Interface (UEFI) signature.

[`VZEFISignatureX509Certificate`](/documentation/Virtualization/VZEFISignatureX509Certificate)

A class that represents a Unified Extensible Firmware Interface (UEFI) signature based on an X.509 certificate.

[`VZEFISignatureSHA256Hash`](/documentation/Virtualization/VZEFISignatureSHA256Hash)

A class that represents a Unified Extensible Firmware Interface (UEFI) signature based on a SHA-256 cryptographic hash.

### Accessing the boot loader’s EFI variables

[`variableStore`](/documentation/Virtualization/VZEFIBootLoader/variableStore)

The boot loader’s EFI variable store.

## See Also

[`VZMacOSBootLoader`](/documentation/Virtualization/VZMacOSBootLoader)

An object that loads and configures a boot loader for running macOS on Apple silicon as a guest system of your VM.


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