diff --git a/bin/createKey.sh b/bin/createKey.sh
index 6f58c15..3e5a3bc 100755
--- a/bin/createKey.sh
+++ b/bin/createKey.sh
@@ -1,15 +1,25 @@
 #!/bin/bash
 . libs.sh
 
-if [ $# -ne 1 ]; then
-  echo 1>&2 Usage: $0 location
+if [ $# -ne 1 ] | [ $# -ne 3 ]; then
+  echo 1>&2 Usage: $0 location [rangeLow rangeHigh]
   exit -1
 fi
 
-# This will create a new key store in the given location and generate a new
-# symmetric signing key. This expects Keyczar and GSON to be on the classpath
-if [ ! -f $1/meta ]; then 
-    java -Dfile.encoding=UTF-8 -classpath $CP cz.cvut.keyczar.KeyczarTool create --location=$1 --purpose=sign
+if [ $# -eq 3 ]; then
+    dirs=""
+    for i in `seq $2 $3`; do
+        dirs="$dirs $1$i"
+    done
+else
+    dirs="$1"
 fi
-
-java -Dfile.encoding=UTF-8 -classpath $CP cz.cvut.keyczar.KeyczarTool addkey --location=$1 --status=primary
+for i in $dirs; do
+    mkdir $i
+    # This will create a new key store in the given location and generate a new
+    # symmetric signing key. This expects Keyczar and GSON to be on the classpath
+    if [ ! -f $1/meta ]; then 
+        java -Dfile.encoding=UTF-8 -classpath $CP cz.cvut.keyczar.KeyczarTool create --location=$i --purpose=sign
+    fi
+    java -Dfile.encoding=UTF-8 -classpath $CP cz.cvut.keyczar.KeyczarTool addkey --location=$i --status=primary
+done