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did-btcr2-js

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Monorepo for did:btcr2 js/ts implementation and supporting packages.

github.com/dcdpr/did-btcr2-js

dcdpr/did-btcr2-js

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[**@did-btc1/method**](../README.md) *** [@did-btc1/method](../globals.md) / CryptoSigner # Interface: CryptoSigner Defined in: [packages/method/src/btc1/key-manager/interface.ts:95](https://github.com/dcdpr/did-btc1-js/blob/4ab6f9915d95beed9bc633644c9db1539395f512/packages/method/src/btc1/key-manager/interface.ts#L95) ## Methods ### digest() &gt; **digest**(`data`): `Bytes` Defined in: [packages/method/src/btc1/key-manager/interface.ts:118](https://github.com/dcdpr/did-btc1-js/blob/4ab6f9915d95beed9bc633644c9db1539395f512/packages/method/src/btc1/key-manager/interface.ts#L118) Returns the sha256 hash of the input data. #### Parameters ##### data `Uint8Array` The data to hash. #### Returns `Bytes` The sha256 hash of the input data. *** ### sign() &gt; **sign**(`data`, `keyUri?`): `Promise`\<`Bytes`\&gt; Defined in: [packages/method/src/btc1/key-manager/interface.ts:102](https://github.com/dcdpr/did-btc1-js/blob/4ab6f9915d95beed9bc633644c9db1539395f512/packages/method/src/btc1/key-manager/interface.ts#L102) Signs a message with a key pair. #### Parameters ##### data `Hex` The data to sign. ##### keyUri? `string` The URI of the key to sign the data with. #### Returns `Promise`\<`Bytes`\&gt; The signature of the input data. *** ### verify() &gt; **verify**(`signature`, `data`, `keyUri?`): `Promise`\<`boolean`\&gt; Defined in: [packages/method/src/btc1/key-manager/interface.ts:111](https://github.com/dcdpr/did-btc1-js/blob/4ab6f9915d95beed9bc633644c9db1539395f512/packages/method/src/btc1/key-manager/interface.ts#L111) Verifies if a signature was produced by a key pair. #### Parameters ##### signature `Bytes` The signature to verify. ##### data `Hex` The data that was signed. ##### keyUri? `string` The URI of the key to use for verification. #### Returns `Promise`\<`boolean`\&gt; A promise that resolves if the signature is valid, and rejects otherwise.