[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Security](./puppeteer.protocol.security.md) > [CertificateSecurityState](./puppeteer.protocol.security.certificatesecuritystate.md) > [obsoleteSslCipher](./puppeteer.protocol.security.certificatesecuritystate.obsoletesslcipher.md) ## Protocol.Security.CertificateSecurityState.obsoleteSslCipher property True if the connection is using an obsolete SSL cipher. Signature: ```typescript obsoleteSslCipher: boolean; ```