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Represents a wrapping context. This class provides functionality to securely wrap (encrypt) and unwrap (decrypt) cryptographic keys or sensitive data.

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Extends

  • BaseCryptoClass

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Methods

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unwrap()

unwrap(wrapped): Promise<ArrayBuffer> Unwrap (decrypt) a previously wrapped key or sensitive data and return the unwrapped data.

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Parameters

wrapped
ArrayBuffer The wrapped (encrypted) key or data to be unwrapped.

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Returns

Promise<ArrayBuffer> A promise that resolves to the unwrapped (decrypted) key or data.

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Throws

SecurityError If the unwrapping operation fails.

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wrap()

wrap(unwrapped): Promise<ArrayBuffer> Wrap (encrypt) a key or sensitive data and return the wrapped data.

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Parameters

unwrapped
ArrayBuffer The key or data to be wrapped.

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Returns

Promise<ArrayBuffer> A promise that resolves to the wrapped (encrypted) key or data.

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Throws

SecurityError If the wrapping operation fails.
Last modified on October 2, 2025