smacdonald2008 wrote... Write a custom AEM service and then use JCR API to update the nodes.  Parse the values from JSON and then use API to update the nodes in the JCR -- for example:  //Store content from the client JSP in the JCR   Node custNode = customerRoot.addNode("customer"+firstName+lastNam...

Right. But we can also achieve that by declaring a dependency to granite.csrf.standalone which should take care of cross-domain issues.