You can however, track the keyword using API or parameter tracking. You can also get the data by using 3rd party analytics tracking software. The difference is, Google will not do it automatically for you, instead, you need to apply additional coding to get the data. (See – how to use value track to track not provided data?)
Here are some discussions that are going on:
http://www.seroundtable.com/google-adwords-now-not-provided-18388.html
http://www.wordstream.com/blog/ws/2014/04/09/paid-search-queries-not-dead
http://searchengineland.com/provided-comes-paid-search-188760
http://searchenginewatch.com/article/2339093/Google-Starts-Blocking-Access-to-Paid-Search-Keyword-Data
http://www.webpronews.com/google-extends-controversial-not-provided-to-paid-search-2014-04
Also See:
Adword Quality Score
Determine a Keywords Overall Worth
Steps to Optimize Your PPC Campaigns
Why Seo is Still Favored by Organizations
Basics of Google Adwords
How to Fix Disapproved Ads in PPC?