One of the more unknown features of Opera is that it has an implementation of the DocumentMessaging interface from the Web Applications 1.0 specification. This interface allows authors to post messages between documents residing on different domains, without being suspectible to regular Cross Site Scripting vulnerabilities. This is a quick explanation and example of how cross-document messaging works.
All posts tagged url=cross-document-messaging
Posted by Arve on 2005-12-01