I don't think the EE would be able to connect to the router if it had "scrambled" credentials.
My suggestion on using a static IP may/may not work. See here:
https://www.mobileread.com/forums/sho...d.php?t=136484
There are/were evidently known bugs with Android as it relates to static IP. Don't know if those were fixed with Entourage's Ermine. Suggested work arounds:
IP Manager:
http://www.androidzoom.com/android_a...ager_cpcp.html
WiFi Manager:
http://www.androidzoom.com/android_a...ager_gltd.html