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[Home](./index.md) &gt; [puppeteer](./puppeteer.md) &gt; [Protocol](./puppeteer.protocol.md) &gt; [Security](./puppeteer.protocol.security.md) &gt; [CertificateSecurityState](./puppeteer.protocol.security.certificatesecuritystate.md) &gt; [obsoleteSslSignature](./puppeteer.protocol.security.certificatesecuritystate.obsoletesslsignature.md)

## Protocol.Security.CertificateSecurityState.obsoleteSslSignature property

True if the connection is using an obsolete SSL signature.

<b>Signature:</b>

```typescript
obsoleteSslSignature: boolean;
```