Quantum Algorithms II: Shor's Algorithm & Cryptographic Implications

How Shor's algorithm factors integers exponentially faster than any known classical method, and why that breaks RSA/ECC and drives the shift to post-quantum cryptography.

Read

56 min

Practice MCQs

25

Interview QA

25

Edition

v2

Editorial status

Review pending

Relevant for

Quantum Software Engineer

Scope: IBM Quantum current Shor/QPE documentation; Shor primary paper; NIST FIPS 203/204/205, IR 8547 draft, SP 800-57, and crypto-agility guidance reviewed 2026-09-04.