DECODING QUANTUM PUBLICATION

Cracking the Quantum Code

Shor’s Algorithm and The Future of Encryption

Quantum AI Institute
Decoding Quantum™
2 min readJun 4, 2024

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Imagine a world where the foundation of cybersecurity crumbles. Our online identities, financial records, and even national secrets — all potentially vulnerable. This is not science fiction, but a looming possibility due to the quantum algorithm known as Shor’s Algorithm.

Developed by Peter Shor, this algorithm harnesses the principles of quantum mechanics to crack a problem that has baffled mathematicians for centuries: factoring large numbers.

But why should you care? Well, the answer lies in the heart of encryption, the invisible shield that protects our online information. The most widely used encryption systems, like RSA, rely on the near-impossibility of factoring large numbers. Shor’s Algorithm throws a wrench into this encryption system, potentially rendering it obsolete.

Here is the crux: factoring a large number is like finding the hidden prime ingredients in a complex recipe. Classically, this is like searching for individual grains of sand on a vast beach, one by one. Shor’s Algorithm, however, utilizes quantum mechanics to sift through the sand with incredible efficiency, potentially unearthing the hidden primes in a fraction of the time.

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