working with properties in pom.xml

 pom.xml file

<!-- organizing properties for grouping purposes -->
    <properties>
        <spring.security.version>3.2.0.RELEASE</spring.security.version>
    </properties>


<dependency>
            <groupId>org.springframework.security</groupId>
            <artifactId>spring-security-taglibs</artifactId>
            <version>${spring.security.version}</version>
        </dependency>