EDIT

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"

  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"

  xmlns:context="http://www.springframework.org/schema/context"

  xmlns:security="http://www.springframework.org/schema/security"

  xsi:schemaLocation="

    http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd

    http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-4.3.xsd

    http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.3.xsd

    http://www.springframework.org/schema/security http://www.springframework.org/schema/security/spring-security-4.2.xsd"

    >

    <!--

        ======================================================================

          security specific configuration

        ======================================================================

     -->

    <security:global-method-security pre-post-annotations="enabled" run-as-manager-ref="runAsManager" >

        <security:expression-handler ref="expressionHandler" />

    </security:global-method-security>

    <!--

        To use "hasPermission()" in the Spring EL method annotations like @PreAuthorize we explicitly configure the permissionEvaluator

        the cdmPermissionEvaluator is already defined in the persistence security context

    -->

    <bean id="expressionHandler" class="org.springframework.security.access.expression.method.DefaultMethodSecurityExpressionHandler">

        <property name="permissionEvaluator" ref="cdmPermissionEvaluator" />

    </bean>

    <bean id="daoAuthenticationProvider" class="org.springframework.security.authentication.dao.DaoAuthenticationProvider">

        <property name="userDetailsService" ref="userService"/>

        <property name="saltSource" ref="saltSource"/>

        <property name="passwordEncoder" ref="passwordEncoder"/>

    </bean>

    <bean id="passwordEncoder" class="org.springframework.security.authentication.encoding.Md5PasswordEncoder"/>

    <bean id="saltSource" class="org.springframework.security.authentication.dao.ReflectionSaltSource">

        <property name="userPropertyToUse" value="getUsername"/>

    </bean>

    <bean id="authenticationManager" class="org.springframework.security.authentication.ProviderManager">

        <constructor-arg>

            <list>

                <ref local="daoAuthenticationProvider"/>

            </list>

        </constructor-arg>

    </bean>

    <!--

        Run-As Authentication Replacement for system operations

        as e.g. performed by the eu.etaxonomy.cdm.api.application.FirstDataInserter

        the key must match FirstDataInserter.RUN_AS_KEY

     -->

    <bean id="runAsManager"

        class="org.springframework.security.access.intercept.RunAsManagerImpl">

      <property name="key" value="TtlCx3pgKC4l"/>

    </bean>

    <bean id="runAsAuthenticationProvider"

        class="org.springframework.security.access.intercept.RunAsImplAuthenticationProvider">

      <property name="key" value="TtlCx3pgKC4l"/>

    </bean>

    <!-- equips a new and empty database with the initial set of meta data and admin user   -->

    <bean id="firstDataInserter" class="eu.etaxonomy.cdm.api.application.FirstDataInserter">

        <property name="runAsAuthenticationProvider" ref="runAsAuthenticationProvider"/>

    </bean>

</beans>