On Jul 7, 2005, at 01:07, Rick Nagle wrote: > So, what app, would decode this ? > it would appear the <data> is in DTD format? There is no "DTD format" in the sense you mean. (The Document Type Definition specifies the structure and markup tags for a particular document type.) Your file is an XML property list. Apple specifies that XML property lists may contain base64-encoded binary data within <data> and </data> tags. <0x0192>