[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [SecurityDetails](./puppeteer.protocol.network.securitydetails.md) > [keyExchangeGroup](./puppeteer.protocol.network.securitydetails.keyexchangegroup.md) ## Protocol.Network.SecurityDetails.keyExchangeGroup property (EC)DH group used by the connection, if applicable. Signature: ```typescript keyExchangeGroup?: string; ```