diff --git a/Makefile b/Makefile
index 384204cd466dc7361d915335bf3895487ebdae21..d79d8277ed0710476d767de863b9228f4d8e786e 100644
--- a/Makefile
+++ b/Makefile
@@ -468,6 +468,7 @@ grpc_completion_queue_benchmark: $(BINDIR)/$(CONFIG)/grpc_completion_queue_bench
 grpc_completion_queue_test: $(BINDIR)/$(CONFIG)/grpc_completion_queue_test
 grpc_credentials_test: $(BINDIR)/$(CONFIG)/grpc_credentials_test
 grpc_fetch_oauth2: $(BINDIR)/$(CONFIG)/grpc_fetch_oauth2
+grpc_create_jwt: $(BINDIR)/$(CONFIG)/grpc_create_jwt
 grpc_json_token_test: $(BINDIR)/$(CONFIG)/grpc_json_token_test
 grpc_stream_op_test: $(BINDIR)/$(CONFIG)/grpc_stream_op_test
 hpack_parser_test: $(BINDIR)/$(CONFIG)/hpack_parser_test
@@ -1748,7 +1749,7 @@ test_cxx: buildtests_cxx
 	$(Q) $(BINDIR)/$(CONFIG)/thread_pool_test || ( echo test thread_pool_test failed ; exit 1 )
 
 
-tools: privatelibs $(BINDIR)/$(CONFIG)/gen_hpack_tables $(BINDIR)/$(CONFIG)/grpc_fetch_oauth2
+tools: privatelibs $(BINDIR)/$(CONFIG)/gen_hpack_tables $(BINDIR)/$(CONFIG)/grpc_fetch_oauth2 $(BINDIR)/$(CONFIG)/grpc_create_jwt
 
 buildbenchmarks: privatelibs $(BINDIR)/$(CONFIG)/grpc_completion_queue_benchmark $(BINDIR)/$(CONFIG)/low_level_ping_pong_benchmark
 
@@ -6453,6 +6454,37 @@ endif
 endif
 
 
+GRPC_CREATE_JWT_SRC = \
+    test/core/security/create_jwt.c \
+
+GRPC_CREATE_JWT_OBJS = $(addprefix $(OBJDIR)/$(CONFIG)/, $(addsuffix .o, $(basename $(GRPC_CREATE_JWT_SRC))))
+
+ifeq ($(NO_SECURE),true)
+
+# You can't build secure targets if you don't have OpenSSL with ALPN.
+
+$(BINDIR)/$(CONFIG)/grpc_create_jwt: openssl_dep_error
+
+else
+
+$(BINDIR)/$(CONFIG)/grpc_create_jwt: $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+	$(E) "[LD]      Linking $@"
+	$(Q) mkdir -p `dirname $@`
+	$(Q) $(LD) $(LDFLAGS) $(GRPC_CREATE_JWT_OBJS) $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a $(LDLIBS) $(LDLIBS_SECURE) -o $(BINDIR)/$(CONFIG)/grpc_create_jwt
+
+endif
+
+$(OBJDIR)/$(CONFIG)/test/core/security/create_jwt.o:  $(LIBDIR)/$(CONFIG)/libgrpc_test_util.a $(LIBDIR)/$(CONFIG)/libgrpc.a $(LIBDIR)/$(CONFIG)/libgpr_test_util.a $(LIBDIR)/$(CONFIG)/libgpr.a
+
+deps_grpc_create_jwt: $(GRPC_CREATE_JWT_OBJS:.o=.dep)
+
+ifneq ($(NO_SECURE),true)
+ifneq ($(NO_DEPS),true)
+-include $(GRPC_CREATE_JWT_OBJS:.o=.dep)
+endif
+endif
+
+
 GRPC_JSON_TOKEN_TEST_SRC = \
     test/core/security/json_token_test.c \
 
diff --git a/build.json b/build.json
index 8fdca5a25507e4db560d6130ea08b5df4bd06a8d..7ee6a711f157f537a1d72742b76648e2b6717964 100644
--- a/build.json
+++ b/build.json
@@ -1157,6 +1157,20 @@
         "gpr"
       ]
     },
+    {
+      "name": "grpc_create_jwt",
+      "build": "tool",
+      "language": "c",
+      "src": [
+        "test/core/security/create_jwt.c"
+      ],
+      "deps": [
+        "grpc_test_util",
+        "grpc",
+        "gpr_test_util",
+        "gpr"
+      ]
+    },
     {
       "name": "grpc_json_token_test",
       "build": "test",
diff --git a/test/core/security/create_jwt.c b/test/core/security/create_jwt.c
new file mode 100644
index 0000000000000000000000000000000000000000..614dd1e50c66ad5126db9e21a7cc8bfc7cee70dc
--- /dev/null
+++ b/test/core/security/create_jwt.c
@@ -0,0 +1,110 @@
+/*
+ *
+ * Copyright 2015, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include <stdio.h>
+#include <string.h>
+
+#include "src/core/security/credentials.h"
+#include "src/core/security/json_token.h"
+#include "src/core/support/file.h"
+
+#include <grpc/support/alloc.h>
+#include <grpc/support/cmdline.h>
+#include <grpc/support/log.h>
+#include <grpc/support/slice.h>
+
+void create_jwt(const char *json_key_file_path, const char *service_url,
+                const char *scope) {
+  grpc_auth_json_key key;
+  int ok = 0;
+  char *jwt;
+  gpr_slice json_key_data = gpr_load_file(json_key_file_path, &ok);
+  if (!ok) {
+    fprintf(stderr, "Could not read %s.\n", json_key_file_path);
+    exit(1);
+  }
+  key = grpc_auth_json_key_create_from_string(
+      (const char *)GPR_SLICE_START_PTR(json_key_data));
+  gpr_slice_unref(json_key_data);
+  if (!grpc_auth_json_key_is_valid(&key)) {
+    fprintf(stderr, "Could not parse json key.\n");
+    exit(1);
+  }
+  jwt = grpc_jwt_encode_and_sign(
+      &key, service_url == NULL ? GRPC_JWT_OAUTH2_AUDIENCE : service_url,
+      grpc_max_auth_token_lifetime, scope);
+  grpc_auth_json_key_destruct(&key);
+  if (jwt == NULL) {
+    fprintf(stderr, "Could not create JWT.\n");
+    exit(1);
+  }
+  fprintf(stdout, "%s\n", jwt);
+  gpr_free(jwt);
+}
+
+int main(int argc, char **argv) {
+  char *scope = NULL;
+  char *json_key_file_path = NULL;
+  char *service_url = NULL;
+  gpr_cmdline *cl = gpr_cmdline_create("create_jwt");
+  gpr_cmdline_add_string(cl, "json_key", "File path of the json key.",
+                         &json_key_file_path);
+  gpr_cmdline_add_string(cl, "scope",
+                         "OPTIONAL Space delimited permissions. Mutually "
+                         "exclusive with service_url",
+                         &scope);
+  gpr_cmdline_add_string(cl, "service_url",
+                         "OPTIONAL service URL. Mutually exclusive with scope.",
+                         &service_url);
+  gpr_cmdline_parse(cl, argc, argv);
+
+  if (json_key_file_path == NULL) {
+    fprintf(stderr, "Missing --json_key option.\n");
+    exit(1);
+  }
+  if (scope != NULL) {
+    if (service_url != NULL) {
+      fprintf(stderr,
+              "Options --scope and --service_url are mutually exclusive.\n");
+      exit(1);
+    }
+  } else if (service_url == NULL) {
+    fprintf(stderr, "Need one of --service_url or --scope options.\n");
+    exit(1);
+  }
+
+  create_jwt(json_key_file_path, service_url, scope);
+
+  gpr_cmdline_destroy(cl);
+  return 0;
+}
diff --git a/test/core/security/fetch_oauth2.c b/test/core/security/fetch_oauth2.c
index 951281d5b3cebc8840d55ef4296ca8160a2ad04f..748a5982fdeb41343874c06b523c54e96147df37 100644
--- a/test/core/security/fetch_oauth2.c
+++ b/test/core/security/fetch_oauth2.c
@@ -139,7 +139,7 @@ int main(int argc, char **argv) {
     }
   } else {
     if (json_key_file_path == NULL) {
-      gpr_log(GPR_ERROR, "missing --json_key option.");
+      gpr_log(GPR_ERROR, "Missing --json_key option.");
       exit(1);
     }
     if (scope == NULL) {
diff --git a/vsprojects/vs2013/Grpc.mak b/vsprojects/vs2013/Grpc.mak
index f4e9f46b6851bbe9ba5f670ffbbe5f13a8cccc01..180356181980105da97d99c341a1d30e66e61089 100644
--- a/vsprojects/vs2013/Grpc.mak
+++ b/vsprojects/vs2013/Grpc.mak
@@ -434,6 +434,14 @@ grpc_fetch_oauth2: grpc_fetch_oauth2.exe
 	echo Running grpc_fetch_oauth2
 	$(OUT_DIR)\grpc_fetch_oauth2.exe
 
+grpc_create_jwt.exe: grpc_test_util
+	echo Building grpc_create_jwt
+	$(CC) $(CFLAGS) /Fo:$(OUT_DIR)\ ..\..\test\core\security\create_jwt.c 
+	$(LINK) $(LFLAGS) /OUT:"$(OUT_DIR)\grpc_create_jwt.exe" Debug\grpc_test_util.lib Debug\grpc.lib Debug\gpr_test_util.lib Debug\gpr.lib $(LIBS) $(OUT_DIR)\create_jwt.obj 
+grpc_create_jwt: grpc_create_jwt.exe
+	echo Running grpc_create_jwt
+	$(OUT_DIR)\grpc_create_jwt.exe
+
 grpc_json_token_test.exe: grpc_test_util
 	echo Building grpc_json_token_test
 	$(CC) $(CFLAGS) /Fo:$(OUT_DIR)\ ..\..\test\core\security\json_token_test.c