Quaverick

Imagine waking up to discover the cryptography protecting billions in crypto assets may no longer be secure. Crypto talks about scalability and adoption. What if computers challenge the cryptography protecting our wallets? Current quantum computers cannot break blockchains, but research is advancing. I researched the threat, projects and opportunity. THE THREAT Blockchains use digital signatures to authorize transactions. Bitcoin and Ethereum rely on elliptic-curve cryptography, which a sufficiently powerful quantum computer could attack with Shor’s algorithm to derive private keys from exposed public keys. Grover’s algorithm offers a quadratic speedup against hashes and symmetric encryption. “Harvest now, decrypt later” means storing encrypted data today for future decryption. THE ALTERNATIVE: PQC NIST finalized in 2024: → ML-KEM: shared-key establishment. → ML-DSA: lattice-based signatures. → SLH-DSA: hash-based signatures. Migration means larger signatures, higher verification costs and upgrades to wallets, contracts and validators. Cryptographic agility matters. PROJECTS TO WATCH 1. QRL ($QRL) — Uses XMSS, a hash-based quantum-resistant one-time signature scheme. 2. Algorand ($ALGO) — Uses FALCON for state proofs and account authorization; broader upgrades targeted by end-2027. 3. Starknet ($STRK) — Account abstraction enables custom signatures. An experimental quantum-resistant wallet transacted on mainnet in July 2026 (~$0.06). STARK proofs use hash-based assumptions, but not every component is quantum-safe. 4. QANplatform ($QANX) — Building lattice-based signatures and QAN XLINK for account migration. 5. Abelian ($ABEL) — Lattice-based cryptography with privacy features. 6. Nervos ($CKB) — Exploring alternative authentication and SPHINCS+-related approaches. 7. Project Eleven — Yellowpages aims to coordinate quantum-safe protection for bitcoin holdings without an immediate fork. 8. Ethereum — Targets quantum resistance across execution, consensus and data by December 2029. 9. Cardano — Exploring post-quantum integration, including Dilithium signatures. 10. Sui ($SUI) — Plans ML-DSA-65 accounts and SLH-DSA-SHA2-128s vaults; mainnet target Q1 2027, subject to audits. 11. Quantus — Post-quantum mainnet launched September 2026; QTC introduced in October. 12. Bitcoin — StarkWare’s experimental QSB enabled a quantum-safe mainnet transaction in August 2026. Optimization cut estimated compute cost $320→$67 (~79%); $67 was a benchmark, not a second transaction. QSB cannot protect coins with exposed public keys; a soft fork remains the broader fix. WHY NOW? Google Quantum AI’s March 2026 estimates put attacks on 256-bit elliptic-curve cryptography at fewer than 1,200–1,450 logical qubits. These are error-corrected, not today’s noisy physical qubits; this is theoretical, not a practical attack. WHERE’S THE OPPORTUNITY? Opportunities: quantum-safe wallets, migration, efficient verification, account abstraction, agility, custody and interoperability. Quantum resistance doesn’t guarantee token value. Watch deployment, audits, adoption and full-stack protection. RESEARCH WATCHLIST Quantum-focused: $QANX @QANplatform | $CELL @cellframenet | $QRL @QRLedger | $ABEL @PQabelian | $NAORIS @NaoXprotocol Established / other: $ALGO @Algorand | $XDC @XDCNetwork | $STRK @Starknet | $HBAR @hedera | $IOTA @iota | $CKB @NervosNetwork | $XNT @NeptunePrivacy | $ZEC @Zcash Also: @projecteleven, @ethereum, @Cardano_CF, @SuiNetwork, Quantus. Research watchlist: some have deployed components; others are still researching or planning. MY TAKE Quantum computing won’t break crypto tomorrow, but upgrading live networks takes years. Winners will prove security, practical migration and performance without sacrificing decentralization. Post-quantum cryptography may be quiet today, but decisions now could shape which networks are ready for the next generation.

Yes. QRL never used ECDSA. Its mainnet has required XMSS (hash-based signatures) for every account since 2018. Shor’s algorithm breaks elliptic-curve discrete logs, not hash preimage resistance. QRL 2.0 switches to NIST-standardized ML-DSA-87 (lattice-based), also post-quantum. Your QRL keys stay safe against the attack the author describes.

Even ordinary computers can learn new tricks. 🐾 Better algorithms could challenge the maths behind cryptography, without quantum hardware. A conditional, theoretical result. No practical break demonstrated. github.com/bochum-crypto/sub… #cryptography #Qitty