What are benefits and limitations of using Hidden frames?

Following are the benefits of using hidden frames: -

• You can cache more than one data field.
• The ability to cache and access data items stored in different hidden forms.
• The ability to access JS crept ® variable values stored in different frames if they come from the same site.

The limitations of using hidden frames are: -

• Hidden frames are not supported on all browsers.
• Hidden frames data can be tampered thus creating security hole.