Looking for some Azure reference material, planning for Azure certification exams, …? Have a look at the eBooks section on Microsoft Virtual Academy (MVA)…
Short url: http://aka.ms/freemspress
It has a quite interesting collection of free eBooks you can download…
And while you’re there, also check the learning stuff for identity:
http://www.microsoftvirtualacademy.com/Studies/SearchResult.aspx?q=identity
And bookmark this link for security related learning material:
http://www.microsoftvirtualacademy.com/Studies/SearchResult.aspx?q=security
Happy learning!
Identity Underground 