diff --git a/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/VerificationCLI.scala b/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/VerificationCLI.scala
new file mode 100644
index 00000000000..273d4ae12e4
--- /dev/null
+++ b/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/VerificationCLI.scala
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2016 The BigDL Authors.
+ *
+ * Licensed 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 com.intel.analytics.bigdl.ppml.attestation
+
+import org.apache.logging.log4j.LogManager
+import scopt.OptionParser
+
+import java.util.Base64
+
+/**
+ * Simple Command Line tool to verify attestation service
+ */
+object VerificationCLI {
+    def main(args: Array[String]): Unit = {
+
+        val logger = LogManager.getLogger(getClass)
+        case class CmdParams(appID: String = "test",
+                             apiKey: String = "test",
+                             attestationType: String = ATTESTATION_CONVENTION.MODE_EHSM_KMS,
+                             attestationURL: String = "127.0.0.1:9000",
+                             challenge: String = "test")
+
+        val cmdParser = new OptionParser[CmdParams]("PPML Quote Verification Cmd tool") {
+            opt[String]('i', "appID")
+              .text("app id for this app")
+              .action((x, c) => c.copy(appID = x))
+            opt[String]('k', "apiKey")
+              .text("app key for this app")
+              .action((x, c) => c.copy(apiKey = x))
+            opt[String]('u', "attestationURL")
+              .text("attestation service url, default is 127.0.0.1:9000")
+              .action((x, c) => c.copy(attestationURL = x))
+            opt[String]('t', "attestationType")
+              .text("attestation service type, default is EHSMKeyManagementService")
+              .action((x, c) => c.copy(attestationType = x))
+            opt[String]('c', "challenge")
+              .text("challenge to attestation service, default is '' which skip bi-attestation")
+              .action((x, c) => c.copy(challenge = x))
+        }
+        val params = cmdParser.parse(args, CmdParams()).get
+
+        // Attestation Client
+        val as = params.attestationType match {
+            case ATTESTATION_CONVENTION.MODE_EHSM_KMS =>
+                new EHSMAttestationService(params.attestationURL.split(":")(0),
+                    params.attestationURL.split(":")(1), params.appID, params.apiKey)
+            case ATTESTATION_CONVENTION.MODE_DUMMY =>
+                new DummyAttestationService()
+            case _ => throw new AttestationRuntimeException("Wrong Attestation service type")
+        }
+
+        val challengeString = params.challenge
+        if (params.attestationType != ATTESTATION_CONVENTION.MODE_DUMMY) {
+            val asQuote = params.attestationType match {
+              case ATTESTATION_CONVENTION.MODE_EHSM_KMS =>
+                Base64.getDecoder().decode(as.getQuoteFromServer(challengeString))
+              case _ => throw new AttestationRuntimeException("Wrong Attestation service type")
+            }
+            val quoteVerifier = new SGXDCAPQuoteVerifierImpl()
+            val verifyQuoteResult = quoteVerifier.verifyQuote(asQuote)
+            if (verifyQuoteResult == 0) {
+              System.out.println("Quote Verification Success!")
+              System.exit(0)
+            } else {
+              System.out.println("Quote Verification Fail! Application killed")
+              System.exit(1)
+            }
+        } else {
+            System.out.println("Dummy attestation service cannot be verified!")
+            System.exit(1)
+        }
+    }
+}
diff --git a/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/verify-attestation-service.sh b/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/verify-attestation-service.sh
new file mode 100644
index 00000000000..721aeb8f4a0
--- /dev/null
+++ b/scala/ppml/src/main/scala/com/intel/analytics/bigdl/ppml/attestation/verify-attestation-service.sh
@@ -0,0 +1,48 @@
+#!/bin/bash
+set -x
+
+export ATTESTATION_URL=your_attestation_url
+export ATTESTATION_TYPE=your_attestation_service_type
+export APP_ID=your_app_id
+export API_KEY=your_api_key
+export CHALLENGE=your_challenge_string
+export SPARK_HOME=your_spark_home
+export BIGDL_PPML_JAR=your_bigdl_ppml_jar
+
+if [ "$ATTESTATION_URL" = "your_attestation_url" ]; then
+    echo "[ERROR] ATTESTATION_URL is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+if [ "$ATTESTATION_TYPE" = "your_attestation_service_type" ]; then
+    ATTESTATION_TYPE="EHSMAttestationService"
+fi
+if [ "$APP_ID" = "your_app_id" ]; then
+    echo "[ERROR] APP_ID is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+if [ "$API_KEY" = "your_api_key" ]; then
+    echo "[ERROR] API_KEY is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+if [ "$CHALLENGE" = "your_challenge_string" ]; then
+    echo "[ERROR] CHALLENGE is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+if [ "$SPARK_HOME" = "your_spark_home" ]; then
+    echo "[ERROR] SPARK_HOME is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+if [ "$BIGDL_PPML_JAR" = "your_bigdl_ppml_jar" ]; then
+    echo "[ERROR] BIGDL_PPML_JAR is not set!"
+    echo "[INFO] PPML Application Exit!"
+    exit 1
+fi
+
+JARS="$SPARK_HOME/jars/*:$SPARK_HOME/examples/jars/*:$BIGDL_PPML_JAR"
+
+java -cp $JARS com.intel.analytics.bigdl.ppml.attestation.VerificationCLI -i $APP_ID -k $API_KEY -c $CHALLENGE -u $ATTESTATION_URL -t $ATTESTATION_TYPE