broken link on main page of zpk.science

A New Approach To Protecting Secrets Is Discovered - The New York Times, February 17th, 1987

https://web.archive.org/web/20171102133505/https://www.nytimes.com/1987/02/17/science/a-new-approach-to-protecting-secrets-is-discovered.html

^^^ working link

http://people.csail.mit.edu/silvio/Selected%20Scientific%20Papers/Proof%20Systems/The_Knowledge_Complexity_Of_Interactive_Proof_Systems.pdf

this link might also be appreciated. the original paper proposing zkp

thanks!