diff -urp tboot-1.8.0.orig/lcptools/writepol.c tboot-1.8.0/lcptools/writepol.c
--- tboot-1.8.0.orig/lcptools/writepol.c	2014-01-30 10:34:57.000000000 +0100
+++ tboot-1.8.0/lcptools/writepol.c	2014-02-12 01:48:51.523581057 +0100
@@ -40,6 +40,7 @@
 #include <getopt.h>
 #include <trousers/tss.h>
 #include <trousers/trousers.h>
+#include <tss/tss_defines.h>
 
 #define PRINT   printf
 #include "../include/uuid.h"
@@ -51,14 +52,15 @@ static uint32_t index_value = 0;
 static char *file_arg=NULL;
 static uint32_t fLeng;
 static unsigned char *policy_data = NULL;
-static char *password = NULL;
+static const char *password = NULL;
 static uint32_t passwd_length = 0;
+static const char well_known_secret[] = TSS_WELL_KNOWN_SECRET;
 static int help_input = 0;
 static unsigned char empty_pol_data[] = {0};
 
-static const char *short_option = "ehi:f:p:";
+static const char *short_option = "ehi:f:p:Z";
 static const char *usage_string = "lcp_writepol -i index_value "
-                                  "[-f policy_file] [-e] [-p passwd] [-h]";
+                                  "[-f policy_file] [-e] [-p passwd|-Z] [-h]";
 
 static const char *option_strings[] = {
     "-i index value: uint32/string.\n"
@@ -67,6 +69,7 @@ static const char *option_strings[] = {
     "\tINDEX_AUX:0x50000002 or \"aux\"\n",
     "-f file_name: string. File name of the policy data is stored. \n",
     "-p password: string. \n",
+    "-Z use well known secret as password. \n",
     "-e write 0 length data to the index.\n"
     "\tIt will be used for some special index.\n"
     "\tFor example, the index with permission WRITEDEFINE.\n",
@@ -119,6 +122,11 @@ parse_cmdline(int argc, const char * arg
                 fLeng = 0;
                 break;
 
+            case 'Z':
+                password = well_known_secret;
+                passwd_length = sizeof(well_known_secret);
+                break;
+
             case 'h':
                 help_input = 1;
                 break;