SignatureContextBuilder

Provides support for building signature contexts. This class allows the configuration of digital signature operations, including setting the signing algorithm and digest method.

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Extends

• BaseCryptoClass

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Extended by

• RsassaPssContextBuilder
• RsassaPkcs1ContextBuilder

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Constructors

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new SignatureContextBuilder()

new SignatureContextBuilder(): SignatureContextBuilder

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Returns

SignatureContextBuilder

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Methods

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buildSigningContext()

buildSigningContext(key: PrivateKey): SigningContext

Build a context for signing operations. This context can be used to create digital signatures using the specified private key.

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Parameters

key

PrivateKey The private key to use for signing.

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Throws

• AccessDeniedError If the key lacks the KeyPurpose.SIGN purpose.
• InvalidArgumentError If the signing algorithm is not supported.

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Returns

SigningContext SigningContext A signing context object.

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buildVerificationContext()

buildVerificationContext(key: PublicKey): VerificationContext

Build a context for verification operations. This context can be used to verify digital signatures using the specified public key.

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Parameters

key

PublicKey The public key to use for verification.

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Throws

• AccessDeniedError If the key lacks the KeyPurpose.VERIFY purpose.
• InvalidArgumentError If the signing algorithm is not supported.

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Returns

VerificationContext VerificationContext A verification context object.