# MLKEM1024.OneTimePrivateKey ``` struct OneTimePrivateKey ``` ## Topics ### Initializers [`init() throws`](/documentation/CryptoKit/MLKEM1024/OneTimePrivateKey/init()) Initializes a random one-time-use private key. ### Instance Properties [`var publicKey: MLKEM1024.PublicKey`](/documentation/CryptoKit/MLKEM1024/OneTimePrivateKey/publicKey) The corresponding public key. ### Instance Methods [`func decapsulate(D) throws -> SymmetricKey`](/documentation/CryptoKit/MLKEM1024/OneTimePrivateKey/decapsulate(_:)) Decapsulate a shared secret. ### Type Methods [`static func generate() throws -> MLKEM1024.OneTimePrivateKey`](/documentation/CryptoKit/MLKEM1024/OneTimePrivateKey/generate()) Generates a new, random one-time-use private key. ## Relationships ### Conforms To [`Sendable`](/documentation/Swift/Sendable) [`KEMOneTimePrivateKey`](/documentation/CryptoKit/KEMOneTimePrivateKey) [`SendableMetatype`](/documentation/Swift/SendableMetatype) --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)