# Interface: GenerateSecretOptions [util/generate_secret](../modules/util_generate_secret.md).GenerateSecretOptions ## Table of contents ### Properties - [extractable](util_generate_secret.GenerateSecretOptions.md#extractable) ## Properties ### extractable • `Optional` **extractable**: `boolean` (Web Cryptography API specific) The value to use as [SubtleCrypto.generateKey()](https://developer.mozilla.org/en-US/docs/Web/API/SubtleCrypto/generateKey) `extractable` argument. Default is false.