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Quantum Cybersecurity: Preparing for the Post-Quantum Era | Current Affairs | Vision IAS
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Quantum Cybersecurity: Preparing for the Post-Quantum Era

Posted 19 Jul 2025

2 min read

Whitepaper titled “Transitioning to Quantum Cyber Readiness’’ has been unveiled by the Ministry of Electronics and Information Technology (MeitY), the Indian Computer Emergency Response Team (CERT-In), and cybersecurity firm SISA. 

Quantum Cybersecurity

  • It encompasses two primary approaches: Post-quantum Cryptography (PQC) and Quantum Cryptography (also known as quantum encryption)
    • PQC involves developing encryption methods that can withstand attacks from quantum computers while remaining compatible with classical systems. 
    • Quantum cryptography utilizes quantum mechanics principles, such as Quantum Key Distribution (QKD), to create theoretically unbreakable encryption techniques.

Why there is a need of Quantum Cyber Readiness?

  • Harvest Now, Decrypt Later (HNDL) attacks, involve storing encrypted data now to decrypt it in the future using quantum computers. 
    • It involved data breaches related to digital certificates, blockchains, cryptocurrencies, etc. 
  • Encryption algorithms like Rivest–Shamir–Adleman (RSA) that are foundational to today’s digital security, are expected to be rendered obsolete within the next few years. 

Roadmap for Quantum Cyber Readiness

  • Foundational Assessment & Strategic Planning: E.g., Identification of Quantum Vulnerable Assets
  • Technology Readiness & Capability Building: E.g., Infrastructure Evaluation & Upgrade Planning
  • Phased Organizational Rollout: Suggest multi-phase transformation that must be aligned with an organization's architecture, strategic priorities, resource availability and risk appetite.
  • Resilience, Monitoring & Futureproofing: E.g., implantation of QKD                
  • Tags :
  • Quantum
  • Quantum Cyber Readiness
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