public final fun keyPair (Ljava/security/PublicKey;Ljava/security/PrivateKey;)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun organizationalUnit (Ljava/lang/String;)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun rsa2048 ()Lokhttp3/tls/HeldCertificate$Builder;
	public final fun serialNumber (J)Lokhttp3/tls/HeldCertificate$Builder;
	public final fun serialNumber (Ljava/math/BigInteger;)Lokhttp3/tls/HeldCertificate$Builder;

By default certificates use fast and secure 256-bit ECDSA keys. For interoperability with very old
clients use `HeldCertificate.Builder.rsa2048()`.

Download
--------

```kotlin
implementation("com.squareup.okhttp3:okhttp-tls:4.12.0")
```

 [held_certificate]: https://square.github.io/okhttp/4.x/okhttp-tls/okhttp3.tls/-held-certificate/