diff --git a/base/etc/one-context.d/10-set-username-password b/base/etc/one-context.d/10-set-username-password
new file mode 100755
index 0000000..4f3bc4e
--- /dev/null
+++ b/base/etc/one-context.d/10-set-username-password
@@ -0,0 +1,32 @@
+#!/bin/bash
+
+# -------------------------------------------------------------------------- #
+# Copyright 2015, C12G Labs S.L.                                             #
+#                                                                            #
+# 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.                                             #
+#--------------------------------------------------------------------------- #
+
+[ -n "${PASSWORD}" ] || exit 0
+
+if [ -z "${USERNAME}" ]
+then
+    USERNAME=root
+fi
+
+if ! getent passwd "${USERNAME}" > /dev/null 2>&1
+then
+    echo "User “${USERNAME}” does not exist" >&2
+    exit 0
+fi
+
+chpasswd <<< "${USERNAME}:${PASSWORD}"