NSA Releases 1966 Secret Study on “Coupon Collecting and Cryptology” After Nine-Year FOIA Wait

A mathematical study published inside the National Security Agency six decades ago has been released through the Freedom of Information Act, more than nine years after The Black Vault requested it. The paper, “Coupon Collecting and Cryptology,” was written by Marie Capozza and published in the Fall 1966 edition of the NSA Technical Journal. Although [...] The post NSA Releases 1966 Secret Study on “Coupon Collecting and Cryptology” After Nine-Year FOIA Wait first appeared on The Black Vault.