[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Runtime](./puppeteer.protocol.runtime.md) > [GetPropertiesResponse](./puppeteer.protocol.runtime.getpropertiesresponse.md) > [privateProperties](./puppeteer.protocol.runtime.getpropertiesresponse.privateproperties.md) ## Protocol.Runtime.GetPropertiesResponse.privateProperties property Object private properties. Signature: ```typescript privateProperties?: PrivatePropertyDescriptor[]; ```