What Is The NSA’s Big Crypto Breakthrough?

The article summarizes Edward Snowden's leaked 'Black Budget' disclosures, reporting that the NSA spent roughly $1 billion on cryptanalysis in 2013 and alludes to the agency pursuing capabilities to defeat adversarial cryptography and "exploit Internet traffic," prompting concerns that widely used encryption (e.g., RSA) could be vulnerable to state-level cryptanalytic advances.