"One often hears recommendations for key-sizes of public-key cryptosystems needed to obtain security for 30 years and even 50 years. Anyone wanting a real security of this magnitude should probably take the construction of the quantum computer into consideration."

ECRYPT, “D.PROVI.3 – First Summary Report on Unconditionally Secure Protocols”, January 2005

“The rapidly evolving field of quantum computers is one of the most active research areas of modern science, attracting substantial funding that supports research groups at internationally leading academic institutions, national laboratories, and major industrial-research centers.”

ARDA, Report of the Quantum Information Science and Technology Experts Panel, 2004

“In the next five years we will counter many 'hacker' attacks but we will not be safe from Nation States and other large entities”

Brian Snow, Former Technical Director of the US National Security Agency (NSA), "We need assurance!", 1999-2008