10. The system of claim 8 , wherein extracting the plurality of source code tokens comprises: extracting, from the source code of the network application, a plurality of universal resource locator (URL) strings and a plurality of key declaration strings; and further extracting a plurality of domain host names, a plurality of universal resource identifier (URI) path strings, and a first plurality of keys from the plurality of URL strings, as well as a second plurality of keys from the plurality of key declaration strings; wherein the plurality of source code tokens includes the plurality of domain host names, the plurality of URI path strings, the first plurality of keys, and the second plurality of keys.
11. The system of claim 10 , wherein the network application analyzer is further configured to: obtain, from a network application distribution platform, an executable binary data package of the network application, wherein the executable binary data package comprises an executable binary file and metadata associated with the executable binary file; and further extract a network application download package name of the executable binary data package from the metadata, wherein the index document is generated further based on the network application download package name.