SecureMessageLayer

Enterprise-Grade Cryptographic Messaging Framework

Advanced C library implementing cutting-edge cryptographic protocols with modular architecture for secure, anonymous, and private communications.

Active Development
95+ Modules Post-Quantum Ready Zero Dependencies
View Documentation Contact for Enterprise Integration

Core Capabilities

Built on proven cryptographic foundations with enterprise-ready features

MLS HPKE

Advanced Protocol Support

  • Message Layer Security (MLS) - RFC 9420
  • Double Ratchet Algorithm - Signal Protocol
  • Hybrid Public Key Encryption (HPKE)
  • Post-Quantum ECDH with CRYSTALS-Kyber
C99 Zero-Copy

High Performance & Security

  • Optimized C99 implementation with POSIX compliance
  • Zero-copy operations for memory efficiency
  • Constant-time algorithms for side-channel protection
  • Hardware acceleration support (AES-NI, AVX2)

Security Audit Progress

Comprehensive testing and formal verification status

Core Protocols 95%
✓ MLS Implementation ✓ Double Ratchet ✓ Post-Quantum 🔄 Formal Verification

Architecture Overview

Core Library

Foundation protocols and cryptographic primitives with optimized implementations

Advanced Modules

Specialized cryptographic and privacy modules for cutting-edge security

API Layer

Clean, documented interfaces for seamless integration and deployment

Advanced Cryptographic Modules

95+ specialized modules implementing cutting-edge cryptographic research and privacy-preserving technologies

Research

Full Homomorphic Encryption

Compute on encrypted data without decryption using CKKS, BGV, and TFHE schemes

CKKS BGV TFHE
Core

Secure MPC

Multi-party computation without revealing inputs using GMW, BGW, and ABY protocols

GMW BGW ABY
Privacy

Advanced ORAM

Oblivious RAM for hiding access patterns with Path and Circuit ORAM implementations

Path ORAM Circuit ORAM
ZK

SNARK Multi-Attribute

Zero-knowledge proofs for multiple attributes using zk-SNARKs and Groth16

zk-SNARKs Groth16
Hardware

Hardware Keystore

Secure key storage with hardware protection using HSM, TEE, and TPM

HSM TEE TPM
Network

Onion Routing

Multi-layer encryption for anonymous communication with Tor protocol support

Tor Protocol Circuit Building
Implementation

Technical Excellence

  • Language: ISO C99 with POSIX.1-2017 compliance
  • Memory: Zero-copy operations with secure allocation
  • Error Handling: Comprehensive codes with audit logging
  • Testing: 95%+ coverage with fuzzing and static analysis
Security

Security Guarantees

  • Perfect Forward Secrecy: Automatic key rotation and destruction
  • Post-Quantum Security: CRYSTALS-Kyber and Dilithium
  • Side-Channel Protection: Constant-time implementations
  • Memory Safety: Secure clearing and bounds validation

Enterprise Use Cases

Enterprise Communications

Secure internal messaging with advanced threat protection and compliance reporting

Government & Defense

Classified communications with national security grade encryption and formal verification

Privacy-Critical Applications

Healthcare, finance, and legal communications with regulatory compliance