---
title: VZEFISignatureList
framework: virtualization
role: symbol
role_heading: Class
path: virtualization/vzefisignaturelist
---

# VZEFISignatureList

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

## Declaration

```swift
class VZEFISignatureList
```

## Overview

Overview This class represents a UEFI signature list that can contain X.509 certificates or SHA-256 hashes. UEFI firmware stores the contents of signature lists in the Key Exchange Key (KEK) signature database, allowed signature database (db), and the forbidden signature database (dbx).

## Topics

### Initializers

- [init(contentsOf:)](virtualization/vzefisignaturelist/init(contentsof:).md)
- [init(contentsOfURL:)](virtualization/vzefisignaturelist/init(contentsofurl:).md)
- [init(signatures:)](virtualization/vzefisignaturelist/init(signatures:).md)

### Instance Properties

- [signatures](virtualization/vzefisignaturelist/signatures-3cz50.md)

## Relationships

### Inherits From

- [NSObject](objectivec/nsobject-swift.class.md)

### Conforms To

- [CVarArg](swift/cvararg.md)
- [CustomDebugStringConvertible](swift/customdebugstringconvertible.md)
- [CustomStringConvertible](swift/customstringconvertible.md)
- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [NSCopying](foundation/nscopying.md)
- [NSObjectProtocol](objectivec/nsobjectprotocol.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Related Documentation

- [VZEFISignatureDatabaseConfiguration](virtualization/vzefisignaturedatabaseconfiguration.md)

### Working with secure boot configurations

- [VZEFISignatureDatabaseConfiguration](virtualization/vzefisignaturedatabaseconfiguration.md)
- [VZEFISignature](virtualization/vzefisignature-swift.enum.md)