Encryption white paper, and open letter,
To those who really care to help fight against backdoors.
This is the most recent by Bruce Scheiner and others.
ENCRYPTION WORKAROUNDS https://www.schneier.com/blog/archives/2017/03/new_paper_on_en.html
Orin S. Kerr* & Bruce Schneier**
And this white paper by many in the industry. https://dspace.mit.edu/handle/1721.1/97690
Direct PDF download:
https://www.google.com/url?q=https://dspace.mit.edu/bitstream/handle/1721.1/97690/MIT-CSAIL-TR-2015-026.pdf&sa=U&ved=0ahUKEwiBsMrRnP_UAhWi1IMKHV3SAzsQFggOMAE&usg=AFQjCNHwHK77nxMFYLW66J-106XVKNd4hA
Keys Under Doormats:
mandating insecurity by requiring government access to all
data and communications:
Harold Abelson, Ross Anderson, Steven M. Bellovin, Josh Benaloh, Matt Blaze,
Whitfield Diffie, John Gilmore, Matthew Green, Susan Landau, Peter G. Neumann,
Ronald L. Rivest, Jeffrey I. Schiller, Bruce Schneier, Michael Specter, Daniel J. Weitzner