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computer security

Abstractions blog

Why Quantum Computers Might Not Break Cryptography

A new paper claims that a common digital security system could be tweaked to withstand attacks even from a powerful quantum computer.

computer security

Hacker-Proof Code Confirmed

Computer scientists can prove certain programs to be error-free with the same certainty that mathematicians prove theorems.


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.

Computer Science

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.

Computer Science

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.”


Privacy by the Numbers: A New Approach to Safeguarding Data

A mathematical technique called “differential privacy” gives researchers access to vast repositories of personal data while meeting a high standard for privacy protection.