Physical security meets post-quantum cryptography
Ledger hardware wallets provide excellent physical security by storing private keys in a secure element that never connects to the internet.
This approach protects against online threats like malware and phishing attacks, making it difficult for remote attackers to access funds.
However, Ledger devices still rely on classical cryptographic algorithms that are vulnerable to quantum computing attacks. The private keys and seed phrases stored in the device use traditional elliptic curve cryptography.
BMIC wallet implements actual NIST-approved post-quantum cryptographic standards: ML-KEM-768 (CRYSTALS-Kyber, NIST FIPS 203) for key encapsulation and ML-DSA-65 (CRYSTALS-Dilithium, NIST FIPS 204) for signatures.
These implementations protect the most vulnerable aspects of cryptocurrency storage: encrypted backups, vaults, and device-to-device handoffs.
BMIC combines strong digital security with post-quantum algorithms to address the quantum computing threat specifically.
Ledger excels at protecting against online threats and physical theft of the device itself. The secure element technology provides strong protection against many attack vectors.
BMIC addresses the 'harvest now, decrypt later' threat model, where attackers collect encrypted data today to decrypt when quantum computers become powerful enough.
The most effective approach may involve using both technologies: a hardware wallet like Ledger for daily security and a post-quantum wallet like BMIC for long-term asset protection.
Ledger devices require physical interaction for transaction signing, which adds security but can be less convenient for frequent transactions.
BMIC maintains compatibility with Ethereum and ERC-20 tokens while offering a more streamlined digital experience.
Both solutions support self-custody, but BMIC adds an extra layer of post-quantum protection for sensitive data like encrypted backups.
As quantum computing advances, hardware wallets relying solely on classical cryptography will become increasingly vulnerable to sophisticated attacks.
BMIC's implementation of NIST-approved standards provides a migration path for users concerned about long-term asset protection against quantum threats.
The honesty line remains important: Ethereum verifies ECDSA signatures on-chain, so no wallet can make on-chain signatures quantum-safe today. BMIC protects your vault, backups, and device handoff, which is exactly what an attacker harvests now to decrypt later.
Ledger provides excellent physical security, while BMIC adds post-quantum protection for sensitive data. Both address different threat models.
Ledger would need to update their hardware and firmware to implement post-quantum algorithms, which is technically possible but not yet available.
Using both provides layered security: Ledger for physical protection and BMIC for post-quantum protection of sensitive data.
BMIC is a software wallet that can be used on mobile and desktop devices, with post-quantum protection for sensitive data.
Real NIST-standardised cryptography — ML-KEM-768 and ML-DSA-65 — protecting your vault, backups and device handoff. Two tiers, one wallet.
Explore BMIC