diff --git a/services/tunnelbroker/src/cxx_bridge.rs b/services/tunnelbroker/src/cxx_bridge.rs
--- a/services/tunnelbroker/src/cxx_bridge.rs
+++ b/services/tunnelbroker/src/cxx_bridge.rs
@@ -59,7 +59,6 @@
     pub fn newSessionHandler(
       deviceID: &str,
       publicKey: &str,
-      signature: &str,
       deviceType: i32,
       deviceAppVersion: &str,
       deviceOS: &str,
diff --git a/services/tunnelbroker/src/libcpp/Tunnelbroker.h b/services/tunnelbroker/src/libcpp/Tunnelbroker.h
--- a/services/tunnelbroker/src/libcpp/Tunnelbroker.h
+++ b/services/tunnelbroker/src/libcpp/Tunnelbroker.h
@@ -11,7 +11,6 @@
 NewSessionResult newSessionHandler(
     rust::Str deviceID,
     rust::Str publicKey,
-    rust::Str signature,
     int32_t deviceType,
     rust::Str deviceAppVersion,
     rust::Str deviceOS,
diff --git a/services/tunnelbroker/src/libcpp/Tunnelbroker.cpp b/services/tunnelbroker/src/libcpp/Tunnelbroker.cpp
--- a/services/tunnelbroker/src/libcpp/Tunnelbroker.cpp
+++ b/services/tunnelbroker/src/libcpp/Tunnelbroker.cpp
@@ -2,7 +2,6 @@
 #include "AmqpManager.h"
 #include "AwsTools.h"
 #include "ConfigManager.h"
-#include "CryptoTools.h"
 #include "DatabaseManager.h"
 #include "DeliveryBroker.h"
 #include "GlobalTools.h"
@@ -86,7 +85,6 @@
 NewSessionResult newSessionHandler(
     rust::Str deviceID,
     rust::Str publicKey,
-    rust::Str signature,
     int32_t deviceType,
     rust::Str deviceAppVersion,
     rust::Str deviceOS,
@@ -104,14 +102,6 @@
   const std::string stringPublicKey{publicKey};
   const std::string newSessionID = comm::network::tools::generateUUID();
   try {
-    sessionSignItem = comm::network::database::DatabaseManager::getInstance()
-                          .findSessionSignItem(stringDeviceID);
-    if (sessionSignItem == nullptr) {
-      return NewSessionResult{
-          .grpcStatus = {
-              .statusCode = GRPCStatusCodes::NotFound,
-              .errorText = "Session signature request not found for deviceID"}};
-    }
     publicKeyItem = comm::network::database::DatabaseManager::getInstance()
                         .findPublicKeyItem(stringDeviceID);
     if (publicKeyItem == nullptr) {
@@ -126,15 +116,6 @@
               .statusCode = GRPCStatusCodes::PermissionDenied,
               .errorText = "The public key doesn't match for deviceID"}};
     }
-    const std::string verificationMessage = sessionSignItem->getSign();
-    if (!comm::network::crypto::rsaVerifyString(
-            stringPublicKey, verificationMessage, std::string{signature})) {
-      return NewSessionResult{
-          .grpcStatus = {
-              .statusCode = GRPCStatusCodes::PermissionDenied,
-              .errorText =
-                  "Signature for the verification message is not valid"}};
-    }
     comm::network::database::DatabaseManager::getInstance()
         .removeSessionSignItem(stringDeviceID);
 
diff --git a/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.h b/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.h
deleted file mode 100644
--- a/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.h
+++ /dev/null
@@ -1,16 +0,0 @@
-#pragma once
-
-#include <string>
-
-namespace comm {
-namespace network {
-namespace crypto {
-
-bool rsaVerifyString(
-    const std::string &publicKeyBase64,
-    const std::string &message,
-    const std::string &signatureBase64);
-
-} // namespace crypto
-} // namespace network
-} // namespace comm
diff --git a/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.cpp b/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.cpp
deleted file mode 100644
--- a/services/tunnelbroker/src/libcpp/src/Tools/CryptoTools.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-#include "CryptoTools.h"
-
-#include <cryptopp/base64.h>
-#include <cryptopp/filters.h>
-#include <cryptopp/rsa.h>
-#include <glog/logging.h>
-
-namespace comm {
-namespace network {
-namespace crypto {
-
-bool rsaVerifyString(
-    const std::string &publicKeyBase64,
-    const std::string &message,
-    const std::string &signatureBase64) {
-  CryptoPP::RSA::PublicKey publicKey;
-  std::string decodedSignature;
-  try {
-    publicKey.Load(CryptoPP::StringSource(
-                       publicKeyBase64, true, new CryptoPP::Base64Decoder())
-                       .Ref());
-    CryptoPP::StringSource stringSource(
-        signatureBase64,
-        true,
-        new CryptoPP::Base64Decoder(
-            new CryptoPP::StringSink(decodedSignature)));
-    CryptoPP::RSASSA_PKCS1v15_SHA_Verifier verifierSha256(publicKey);
-    return verifierSha256.VerifyMessage(
-        reinterpret_cast<const unsigned char *>(message.c_str()),
-        message.length(),
-        reinterpret_cast<const unsigned char *>(decodedSignature.c_str()),
-        decodedSignature.length());
-  } catch (const std::exception &e) {
-    LOG(ERROR) << "CryptoTools: "
-               << "Got an exception " << e.what();
-    return false;
-  }
-}
-
-} // namespace crypto
-} // namespace network
-} // namespace comm
diff --git a/services/tunnelbroker/src/libcpp/test/CryptoToolsTest.cpp b/services/tunnelbroker/src/libcpp/test/CryptoToolsTest.cpp
deleted file mode 100644
--- a/services/tunnelbroker/src/libcpp/test/CryptoToolsTest.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-#include "CryptoTools.h"
-#include "Constants.h"
-#include "Tools.h"
-
-#include <gtest/gtest.h>
-
-#include <string>
-
-using namespace comm::network;
-
-class CryptoToolsTest : public testing::Test {};
-
-TEST(CryptoToolsTest, RsaVerifyStringIsTrueOnValidSignature) {
-  const std::string publicKeyBase64 =
-      "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGC8M8FdRSSEdfAufY/V5iP6cB"
-      "crXdeZa19OjpbbNvq9qAT2FobnYrlNI8p3y/2LvJBxlR9VlvS0Nh4HLZLdmf8zOf"
-      "3HyN0w8ey54xE5eIILZi1Xudrk8J+U5xij78Bzl2WdAvoVCiVbaodff8DBvmqHeR"
-      "/EDcMX3ipPDzjcCFXwIDAQAB";
-  const std::string verifyMessage = "testverifymessagetestverifymessage";
-  const std::string validSignatureBase64 =
-      "tn5w317+CcuUdK8JRvM0GW+m65ph7sHqlbpY5PhYZtl1hlb86ILgmlCaa+"
-      "O7icLImcLQkVsabCaVkczrJOy95jvT251gAKBZAXc4oDNqg4n5An3GmwHzbh50Z40M9gwXG/"
-      "zx6ReEYvgqDo9e1cimljewFykHt8ApBX6mbJ8ShyM=";
-  EXPECT_EQ(
-      crypto::rsaVerifyString(
-          publicKeyBase64, verifyMessage, validSignatureBase64),
-      true);
-}
-
-TEST(CryptoToolsTest, RsaVerifyStringIsFalseOnInvalidSignature) {
-  const std::string publicKeyBase64 =
-      "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDGC8M8FdRSSEdfAufY/V5iP6cB"
-      "crXdeZa19OjpbbNvq9qAT2FobnYrlNI8p3y/2LvJBxlR9VlvS0Nh4HLZLdmf8zOf"
-      "3HyN0w8ey54xE5eIILZi1Xudrk8J+U5xij78Bzl2WdAvoVCiVbaodff8DBvmqHeR"
-      "/EDcMX3ipPDzjcCFXwIDAQAB";
-  const std::string verifyMessage = "testverifymessagetestverifymessage";
-  const std::string invalidSignatureBase64 =
-      "Opuw317+CcuUdK8JRvM0GW+m65ph7sHqlbpY5PhYZtl1hlb86ILgmlCaa+"
-      "O7icLImcLQkVsabCaVkczrJOy95jvT251gAKBZAXc4oDNqg4n5An3GmwHzbh50Z40M9gwXG/"
-      "zx6ReEYvgqDo9e1cimljewFykHt8ApBX6mbJ8dfrM=";
-  EXPECT_EQ(
-      crypto::rsaVerifyString(
-          publicKeyBase64, verifyMessage, invalidSignatureBase64),
-      false);
-}
diff --git a/services/tunnelbroker/src/server/mod.rs b/services/tunnelbroker/src/server/mod.rs
--- a/services/tunnelbroker/src/server/mod.rs
+++ b/services/tunnelbroker/src/server/mod.rs
@@ -95,7 +95,6 @@
     let result = newSessionHandler(
       &inner_request.device_id,
       &inner_request.public_key,
-      &inner_request.signature,
       inner_request.device_type,
       &inner_request.device_app_version,
       &inner_request.device_os,