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cryptography
computer security
Hacker-Proof Code Confirmed
Computer scientists can prove certain programs to be error-free with the same certainty that mathematicians prove theorems.
cryptography
A Tricky Path to Quantum-Safe Encryption
In the drive to safeguard data from future quantum computers, cryptographers have stumbled upon a thin red line between security and efficiency.
cryptography
A New Design for Cryptography’s Black Box
A recent cryptographic breakthrough has proven difficult to put into practice. But new advances show how near-perfect computer security might be surprisingly close at hand.
cryptography
Perfecting the Art of Sensible Nonsense
In a watershed moment for cryptography, computer scientists have proposed a solution to a fundamental problem called “program obfuscation.”
quantum computing
The Proof in the Quantum Pudding
How do you know if a quantum computer is doing what it claims? A new protocol offers a possible solution and a boost to quantum cryptography.
quantum computing
Classical Computing Embraces Quantum Ideas
Computer scientists are finding that “thinking quantumly” can lead to new insights into long-standing problems in classical computer science, mathematics and cryptography, regardless of whether quantum computers ever materialize.