'''Exercise 1'''
Firefox users install the http://noscript.net/ extension; Chrome users install [https://chrome.google.com/webstore/detail/notscripts/odjhifogjcknibkahlpidmdajjpkkcfn NotScript] extension.
'''Exercise 2'''
'''Exercise 3'''
https://security.ngoinabox.org/en/keepass_main.html