diff --git a/handler/src/test/java/io/netty/handler/ssl/ConscryptOpenSslEngineInteropTest.java b/handler/src/test/java/io/netty/handler/ssl/ConscryptOpenSslEngineInteropTest.java
new file mode 100644
index 0000000000..9cb5bb6100
--- /dev/null
+++ b/handler/src/test/java/io/netty/handler/ssl/ConscryptOpenSslEngineInteropTest.java
@@ -0,0 +1,143 @@
+/*
+ * Copyright 2019 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.handler.ssl;
+
+import org.junit.BeforeClass;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+import javax.net.ssl.SSLEngine;
+import javax.net.ssl.SSLException;
+import java.security.Provider;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import static io.netty.handler.ssl.OpenSslTestUtils.checkShouldUseKeyManagerFactory;
+import static org.junit.Assume.assumeTrue;
+
+@RunWith(Parameterized.class)
+public class ConscryptOpenSslEngineInteropTest extends ConscryptSslEngineTest {
+
+    @Parameterized.Parameters(name = "{index}: bufferType = {0}, combo = {1}, delegate = {2}")
+    public static Collection<Object[]> data() {
+        List<Object[]> params = new ArrayList<Object[]>();
+        for (BufferType type: BufferType.values()) {
+            params.add(new Object[] { type, ProtocolCipherCombo.tlsv12(), false });
+            params.add(new Object[] { type, ProtocolCipherCombo.tlsv12(), true });
+        }
+        return params;
+    }
+
+    public ConscryptOpenSslEngineInteropTest(BufferType type, ProtocolCipherCombo combo, boolean delegate) {
+        super(type, combo, delegate);
+    }
+
+    @BeforeClass
+    public static void checkOpenssl() {
+        assumeTrue(OpenSsl.isAvailable());
+    }
+
+    @Override
+    protected SslProvider sslClientProvider() {
+        return SslProvider.JDK;
+    }
+
+    @Override
+    protected SslProvider sslServerProvider() {
+        return SslProvider.OPENSSL;
+    }
+
+    @Override
+    protected Provider serverSslContextProvider() {
+        return null;
+    }
+
+    @Override
+    @Test
+    @Ignore("TODO: Make this work with Conscrypt")
+    public void testMutualAuthValidClientCertChainTooLongFailOptionalClientAuth() {
+        super.testMutualAuthValidClientCertChainTooLongFailOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    @Ignore("TODO: Make this work with Conscrypt")
+    public void testMutualAuthValidClientCertChainTooLongFailRequireClientAuth() {
+        super.testMutualAuthValidClientCertChainTooLongFailRequireClientAuth();
+    }
+
+    @Override
+    protected boolean mySetupMutualAuthServerIsValidClientException(Throwable cause) {
+        // TODO(scott): work around for a JDK issue. The exception should be SSLHandshakeException.
+        return super.mySetupMutualAuthServerIsValidClientException(cause) || causedBySSLException(cause);
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCASucceedWithOptionalClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCASucceedWithOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCAFailWithOptionalClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCAFailWithOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCAFailWithRequiredClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCAFailWithRequiredClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testClientHostnameValidationSuccess() throws InterruptedException, SSLException {
+        assumeTrue(OpenSsl.supportsHostnameValidation());
+        super.testClientHostnameValidationSuccess();
+    }
+
+    @Override
+    @Test
+    public void testClientHostnameValidationFail() throws InterruptedException, SSLException {
+        assumeTrue(OpenSsl.supportsHostnameValidation());
+        super.testClientHostnameValidationFail();
+    }
+
+    @Override
+    @Test
+    public void testSessionAfterHandshakeKeyManagerFactoryMutualAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testSessionAfterHandshakeKeyManagerFactoryMutualAuth();
+    }
+
+    @Override
+    protected boolean mySetupMutualAuthServerIsValidServerException(Throwable cause) {
+        // TODO(scott): work around for a JDK issue. The exception should be SSLHandshakeException.
+        return super.mySetupMutualAuthServerIsValidServerException(cause) || causedBySSLException(cause);
+    }
+
+    @Override
+    protected SSLEngine wrapEngine(SSLEngine engine) {
+        return Java8SslTestUtils.wrapSSLEngineForTesting(engine);
+    }
+}
diff --git a/handler/src/test/java/io/netty/handler/ssl/OpenSslConscryptSslEngineInteropTest.java b/handler/src/test/java/io/netty/handler/ssl/OpenSslConscryptSslEngineInteropTest.java
new file mode 100644
index 0000000000..fa49fa20cb
--- /dev/null
+++ b/handler/src/test/java/io/netty/handler/ssl/OpenSslConscryptSslEngineInteropTest.java
@@ -0,0 +1,143 @@
+/*
+ * Copyright 2019 The Netty Project
+ *
+ * The Netty Project licenses this file to you under the Apache License,
+ * version 2.0 (the "License"); you may not use this file except in compliance
+ * with the License. You may obtain a copy of the License at:
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ */
+package io.netty.handler.ssl;
+
+import org.junit.BeforeClass;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+
+import javax.net.ssl.SSLEngine;
+import javax.net.ssl.SSLException;
+import java.security.Provider;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+
+import static io.netty.handler.ssl.OpenSslTestUtils.checkShouldUseKeyManagerFactory;
+import static org.junit.Assume.assumeTrue;
+
+@RunWith(Parameterized.class)
+public class OpenSslConscryptSslEngineInteropTest extends ConscryptSslEngineTest {
+
+    @Parameterized.Parameters(name = "{index}: bufferType = {0}, combo = {1}, delegate = {2}")
+    public static Collection<Object[]> data() {
+        List<Object[]> params = new ArrayList<Object[]>();
+        for (BufferType type: BufferType.values()) {
+            params.add(new Object[] { type, ProtocolCipherCombo.tlsv12(), false });
+            params.add(new Object[] { type, ProtocolCipherCombo.tlsv12(), true });
+        }
+        return params;
+    }
+
+    public OpenSslConscryptSslEngineInteropTest(BufferType type, ProtocolCipherCombo combo, boolean delegate) {
+        super(type, combo, delegate);
+    }
+
+    @BeforeClass
+    public static void checkOpenssl() {
+        assumeTrue(OpenSsl.isAvailable());
+    }
+
+    @Override
+    protected SslProvider sslClientProvider() {
+        return SslProvider.OPENSSL;
+    }
+
+    @Override
+    protected SslProvider sslServerProvider() {
+        return SslProvider.JDK;
+    }
+
+    @Override
+    protected Provider clientSslContextProvider() {
+        return null;
+    }
+
+    @Override
+    @Test
+    @Ignore("TODO: Make this work with Conscrypt")
+    public void testMutualAuthValidClientCertChainTooLongFailOptionalClientAuth() {
+        super.testMutualAuthValidClientCertChainTooLongFailOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    @Ignore("TODO: Make this work with Conscrypt")
+    public void testMutualAuthValidClientCertChainTooLongFailRequireClientAuth() {
+        super.testMutualAuthValidClientCertChainTooLongFailRequireClientAuth();
+    }
+
+    @Override
+    protected boolean mySetupMutualAuthServerIsValidClientException(Throwable cause) {
+        // TODO(scott): work around for a JDK issue. The exception should be SSLHandshakeException.
+        return super.mySetupMutualAuthServerIsValidClientException(cause) || causedBySSLException(cause);
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCASucceedWithOptionalClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCASucceedWithOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCAFailWithOptionalClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCAFailWithOptionalClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testMutualAuthInvalidIntermediateCAFailWithRequiredClientAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testMutualAuthInvalidIntermediateCAFailWithRequiredClientAuth();
+    }
+
+    @Override
+    @Test
+    public void testClientHostnameValidationSuccess() throws InterruptedException, SSLException {
+        assumeTrue(OpenSsl.supportsHostnameValidation());
+        super.testClientHostnameValidationSuccess();
+    }
+
+    @Override
+    @Test
+    public void testClientHostnameValidationFail() throws InterruptedException, SSLException {
+        assumeTrue(OpenSsl.supportsHostnameValidation());
+        super.testClientHostnameValidationFail();
+    }
+
+    @Override
+    @Test
+    public void testSessionAfterHandshakeKeyManagerFactoryMutualAuth() throws Exception {
+        checkShouldUseKeyManagerFactory();
+        super.testSessionAfterHandshakeKeyManagerFactoryMutualAuth();
+    }
+
+    @Override
+    protected boolean mySetupMutualAuthServerIsValidServerException(Throwable cause) {
+        // TODO(scott): work around for a JDK issue. The exception should be SSLHandshakeException.
+        return super.mySetupMutualAuthServerIsValidServerException(cause) || causedBySSLException(cause);
+    }
+
+    @Override
+    protected SSLEngine wrapEngine(SSLEngine engine) {
+        return Java8SslTestUtils.wrapSSLEngineForTesting(engine);
+    }
+}