The 'Military-Grade' Sleight of Hand: Decoding Messaging Cryptography
Discover why 'military-grade encryption' is a marketing illusion, and learn how to evaluate private messengers using transparent, verifiable cryptographic primitives.
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THE LIVARA JOURNAL / PRIVACY & TECHNOLOGY
A more private internet.
A little more understood.
Ideas, explainers, and useful questions about encryption, private messaging, and the technology in your everyday life.
Discover the latest ↓UNDERSTAND SECURITY. MAKE ROOM FOR CONVERSATION.A publication by Livara ↗
THE READING ROOM
Post-Quantum
The Asynchronous Trap: How Post-Quantum Encryption Works When Your Contact Is Offline
Discover how hybrid post-quantum messaging protocols use ML-KEM-768 prekey bundles to maintain forward secrecy even when your contact remains offline for weeks.
Field note
Messaging Layer Security MLS RFC 9420 vs LGS1 Protocol
A detailed technical comparison between the IETF Messaging Layer Security (MLS) tree-based ratchet and Livara's hybrid post-quantum LGS1 sender-key architecture.
News
The Bandwidth Trap: How LGS1 Scales Post-Quantum Encryption to Group Chats
Pairwise post-quantum key exchanges overwhelm network bandwidth in large group chats. The LGS1 protocol solves this scaling bottleneck by wrapping group sender keys inside hybrid post-quantum LVR1 envelopes.
Field note
Nonce Reuse and Replay Attacks: How HKDF-SHA-256 and AES-256-GCM Guard Message Integrity
A technical breakdown of how HKDF-SHA-256 key derivation and AES-256-GCM authentication eliminate nonce collisions and guard private chats against replay attacks.
Field note
Post-Quantum Encryption in the Browser: How Web Apps Secure Messages Without App Store Installs
In-browser post-quantum encryption uses WebAssembly and WebCrypto to deliver zero-trust end-to-end encrypted messaging directly inside the browser, eliminating app store dependencies.
News
Hybrid Post-Quantum Ratchet: ML-KEM-768 and P-256 in Daily Chat
Livara's LVR1 protocol pairs classical ECDH P-256 with ML-KEM-768. Discover how hybrid post quantum ratchets secure messaging without impacting mobile battery.
Field note
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