From Earth-Based Labs to Orbital Infrastructure
Quantum computing has long been described as a future threat to modern encryption — capable, in theory, of breaking the RSA and elliptic-curve cryptography that secures banking, communications, and government systems globally. That future is getting closer. In April 2026, a new funding round accelerated the development of space-based quantum communication infrastructure between Europe and the Middle East, marking a concrete step from laboratory research toward real deployed networks.
The significance is profound. Quantum key distribution (QKD) — the technique that makes quantum communications theoretically unbreakable — has been limited by the physics of fibre-optic cables. Light signals degrade over distance. Satellites solve this problem by transmitting quantum keys through open space, where there is no signal loss. Space-based quantum networks can, in principle, secure communications between any two points on Earth.
Why "Harvest Now, Decrypt Later" Is Already a Threat
Here is the uncomfortable reality that security professionals in Africa need to understand right now: nation-state actors are already harvesting encrypted communications data, storing it, and waiting for quantum computers capable of decrypting it to become available. This attack strategy — known as "harvest now, decrypt later" — means that sensitive data being transmitted today could be exposed in five to ten years when quantum computers reach sufficient scale.
Timeline to be aware of: NIST finalised the first post-quantum cryptography standards in 2024. Most enterprise systems have not yet migrated. The window to upgrade critical infrastructure before quantum decryption becomes feasible is narrowing faster than most organisations realise.
Post-Quantum Cryptography: What African Banks and Telecoms Need to Know
The good news is that post-quantum cryptography (PQC) — classical algorithms designed to resist quantum attacks — does not require quantum hardware. These are software updates to existing systems. The NIST PQC standards (CRYSTALS-Kyber for key encapsulation, CRYSTALS-Dilithium for signatures) can be implemented on current infrastructure. Nigerian banks, telecoms, and government agencies should be actively assessing migration timelines now, not in 2030.
- Inventory your cryptography: Identify all systems using RSA, ECC, or Diffie-Hellman key exchange. These are the algorithms quantum computers will break first.
- Start with highest-value data: Long-lived sensitive data — medical records, financial transactions, state communications — should be prioritised for PQC migration.
- Follow NIST standards: The NIST PQC standards are the global benchmark. Avoid proprietary quantum-resistant schemes that have not been independently vetted.
- Build internal expertise: The skills gap in quantum-safe security is enormous. Training now is a competitive advantage, not just a compliance checkbox.
Learning Quantum Computing in 2026
You do not need a physics PhD to understand and work with quantum concepts. IBM's Qiskit platform is free and runs in a browser. Google's Cirq and Amazon's Braket provide real quantum hardware access at low cost. The entry point for learning has never been lower — and the career demand for quantum-literate engineers is accelerating rapidly as organisations begin taking quantum security seriously.
Start your quantum computing journey
Technopact's Quantum Computing programme covers QKD, post-quantum cryptography, and Qiskit — with no physics background required.
Explore Quantum Computing →