[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [SignedExchangeSignature](./puppeteer.protocol.network.signedexchangesignature.md) ## Protocol.Network.SignedExchangeSignature interface Information about a signed exchange signature. https://wicg.github.io/webpackage/draft-yasskin-httpbis-origin-signed-exchanges-impl.html\#rfc.section.3.1 Signature: ```typescript export interface SignedExchangeSignature ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [certificates](./puppeteer.protocol.network.signedexchangesignature.certificates.md) | string\[\] | The encoded certificates. | | [certSha256](./puppeteer.protocol.network.signedexchangesignature.certsha256.md) | string | The hex string of signed exchange signature cert sha256. | | [certUrl](./puppeteer.protocol.network.signedexchangesignature.certurl.md) | string | Signed exchange signature cert Url. | | [date](./puppeteer.protocol.network.signedexchangesignature.date.md) | [integer](./puppeteer.protocol.integer.md) | Signed exchange signature date. | | [expires](./puppeteer.protocol.network.signedexchangesignature.expires.md) | [integer](./puppeteer.protocol.integer.md) | Signed exchange signature expires. | | [integrity](./puppeteer.protocol.network.signedexchangesignature.integrity.md) | string | Signed exchange signature integrity. | | [label](./puppeteer.protocol.network.signedexchangesignature.label.md) | string | Signed exchange signature label. | | [signature](./puppeteer.protocol.network.signedexchangesignature.signature.md) | string | The hex string of signed exchange signature. | | [validityUrl](./puppeteer.protocol.network.signedexchangesignature.validityurl.md) | string | Signed exchange signature validity Url. |