Cryptographic Infrastructure Services

Service Overview

Supranational provides hardware-accelerated cryptographic infrastructure services for blockchain protocols. Their blst library powers all major Ethereum 2.0 clients and Filecoin implementations.

Core Service Components

BLS Signatures

blst Library: IETF-compliant BLS12-381 implementation.

Signature Aggregation: Efficient multi-signature schemes.

Protocol Integration: Client-ready implementations.

ZK Infrastructure

SNARK Proofs: API for SNARK proof generation.

VDF Implementation: Verifiable delay functions.

Polynomial Commitments: Cryptographic commitment schemes.

Hardware Acceleration

Sppark: Arbitrary-precision arithmetic accelerator.

Memory Efficiency: Optimized implementations.

Performance Tuning: Hardware-level optimization.

Production Deployments

• Ethereum 2.0 (Lighthouse, Nimbus, Prysm, Teku)
• Filecoin (Lotus)

Why Projects Need This Service

Production Proven: All major Eth2 clients use blst.

Formally Verified: Galois/EF verification collaboration.

Hardware Accelerated: Performance-critical cryptography.

Target Clients

• Blockchain protocol developers
• Consensus client implementers
• ZK proof systems
• Cryptographic library consumers

Firm Differentiators

Eth2 Standard: All major clients use blst.

Formal Verification: Galois collaboration.

Hardware Focus: Accelerated performance.

Critical Infrastructure: Protects billions in assets.