---
title: MLDSA87.PrivateKey
framework: cryptokit
role: symbol
role_heading: Structure
path: cryptokit/mldsa87/privatekey
---

# MLDSA87.PrivateKey

The private key for MLDSA87.

## Declaration

```swift
struct PrivateKey
```

## Topics

### Creating a private key

- [init()](cryptokit/mldsa87/privatekey/init().md)
- [init(integrityCheckedRepresentation:)](cryptokit/mldsa87/privatekey/init(integritycheckedrepresentation:).md)
- [init(seedRepresentation:publicKey:)](cryptokit/mldsa87/privatekey/init(seedrepresentation:publickey:).md)

### Inspecting a private key’s properties

- [integrityCheckedRepresentation](cryptokit/mldsa87/privatekey/integritycheckedrepresentation.md)
- [publicKey](cryptokit/mldsa87/privatekey/publickey.md)
- [seedRepresentation](cryptokit/mldsa87/privatekey/seedrepresentation.md)

### Signing data

- [signature(for:)](cryptokit/mldsa87/privatekey/signature(for:).md)
- [signature(for:context:)](cryptokit/mldsa87/privatekey/signature(for:context:).md)

## Relationships

### Conforms To

- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Keys

- [MLDSA87.PublicKey](cryptokit/mldsa87/publickey.md)