Converting String Values to Hex Values

<cffunction name="stringToHex" access="public" output="false" returntype="string">
    <cfargument name="stringValue" type="string" required="false" default="" />
    <cfscript>
        var base64Value = toBase64(arguments.stringValue);
        var binaryValue = toBinary(base64Value);
        var hexValue = binaryEncode(binaryValue, "hex");
    </cfscript>
    <cfreturn lCase(hexValue) />
</cffunction>