# AES.KeyWrap An implementation of AES Key Wrapping in accordance with the IETF RFC 3394 specification. ``` enum KeyWrap ``` ## Topics ### Wrapping an AES key [`static func wrap(SymmetricKey, using: SymmetricKey) throws -> Data`](/documentation/CryptoKit/AES/KeyWrap/wrap(_:using:)) Wraps a key using the AES wrap algorithm. ### Unwrapping an AES key [`static func unwrap(WrappedKey, using: SymmetricKey) throws -> SymmetricKey`](/documentation/CryptoKit/AES/KeyWrap/unwrap(_:using:)) Unwraps a key using the AES wrap algorithm. ## Relationships ### Conforms To [`SendableMetatype`](/documentation/Swift/SendableMetatype) [`Sendable`](/documentation/Swift/Sendable) --- 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)