IMSI Catchers and Mobile Security

.setText("Data sending in progress ...");
for (int i = 0; i < current_count_coll_json_obj; i++) {
NetworkAsyncTask nat = new NetworkAsyncTask(
DataCollectionActivity.this,
collection_JSON_objects[i],
DataCollectionActivity.this);
nat.execute(SERVER_URL);
}
// Increment count of sent transactions
transactions_sent += MAX_SIGNAL_STRENGTH_TRANSACTIONS;
// Reset counter
current_count_coll_json_obj = 0;
// Reset data collections
collection_JSON_objects =
new JSONObject[MAX_COLLECTIONS_JSON_OBJECTS];
} catch (Exception e) {
// TODO: handle exception
Log.d(SENDING, "Failed to send data to server.");
post_server_response_textview
.setText("Error sending data to server");
}
// If no data has been collected, print error message.
} else {
Log.d(SENDING, "No data collected yet.");
post_server_response_textview
.setText("No data collected yet.");
}
// If no existing data connection, print error message
} else {
Context context = getApplicationContext();
CharSequence text = "Check the Internet connection and try again";
int duration = Toast.LENGTH_SHORT;
Toast toast = Toast.makeText(context, text, duration);
toast.show();
}
Log.d(COLLECTION, "Halted; max data collection limit reached.");
}
data_display_textview
.setText("Exceeded the maximum amount of data that can " +
"be stored on the phone");
// Reset data entry timestamp
lastCollectedTime = System.nanoTime();
}
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