DefenseTech for Cybersecurity,Post-Quantum,Disaster & Crisis

Signal Protocol · Double RatchetML-KEM-1024 · PQXDHBLE Mesh · Store-and-Forward
PrivasiKebebasan komunikasi

Arc direka untuk memberi alasan beralih, bukan bersembunyi di sebalik bahasa neutral. Perbezaannya ialah gabungan E2EE pascakuantum, penghapusan mesej yang disengajakan, operasi jalur lebar rendah dan komunikasi bencana offline.

TIGA TONGGAK KAMI

Tiga Tonggak. Satu Misi: Lapisan Komunikasi Global yang Bebas.

Arc ialah pemesejan yang mengutamakan privasi, dinamakan sempena lengkok (arc) yang menghubungkan manusia.

01

E2EE

Penyulitan Hujung-ke-Hujung (E2EE)

Signal Protocol · Double Ratchet

PQXDH, Double Ratchet, Sender Keys dan pencegahan downgrade yang jelas.

02

PQC

Kriptografi Pasca-Kuantum (PQC)

ML-KEM-1024 · PQXDH

Kriptografi pascakuantum menggunakan algoritma yang direka untuk menahan serangan diketahui daripada komputer kuantum yang cukup berkuasa apabila dilaksanakan dengan betul. Sasaran Arc ialah ML-KEM-1024 piawai dalam binaan PQXDH hibrid, mengekalkan perlindungan klasik sambil menambah komponen pascakuantum. Ini mengurangkan risiko kutip sekarang, nyahsulit kemudian; ia bukan jaminan mutlak terhadap setiap kegagalan pelaksanaan, endpoint atau kriptoanalisis masa hadapan.

03

MESH

Mesh Network

Arc-Protocol-Mesh · BLE L2CAP CoC + GATT

Penilaian suara jalur lebar rendah dan komunikasi bencana langsung dengan mod keselamatan yang jelas.

JIWA Arc — BINTANG UTARA

Jambatan Antara Insan & Kubu Pertahanan: 4 Pengoptimuman Gred Pertahanan

Bukan untuk pencerobohan, tetapi sebagai kubu pertahanan dan jambatan sesama insan demi melindungi kebebasan berhubung di seluruh dunia.

STABILITYDEFENSE-GRADE

Kestabilan (Anti-DoS & Ketahanan Krisis)

Penghantaran BLE Mesh autonomi semasa ketiadaan talian dan perlindungan DoS yang kukuh.

VELOCITYDEFENSE-GRADE

Kepantasan (Latensi Sifar)

Pertukaran kunci milisaat dijana oleh enjin kriptografi Rust natif.

LIGHTNESSDEFENSE-GRADE

Keringanan (Ultra-Ringan)

Sifar penjejak dan tiada SDK luaran demi menjimatkan bateri dan memori.

SECURITYDEFENSE-GRADE

Keselamatan Tinggi (E2EE Pasca-Kuantum)

Piawaian NIST ML-KEM-1024, PQXDH dan Signal Double Ratchet demi kedaulatan data mutlak.

OUR CODE

Nilai

Live your own story

Misi

Ignite the Fire

Visi

BE A GAME CHANGER

Sebagai Startup

The best way to predict the future is to invent it

Seret untuk putar

ATLAS ASSOCIATES' PARTNERS
Google for StartupsNVIDIA Inception ProgramMIRAISE
OUR VISION

Berhasrat Menjadi Aplikasi Pesanan
Defense Tech Paling Canggih di Dunia

Produk keselamatan komersial dengan arah kejuruteraan yang diterbitkan

Join us in shaping the future of communication.

DefenseTech

Produk keselamatan komersial dengan arah kejuruteraan yang diterbitkan

DisasterTech

Produk keselamatan komersial dengan arah kejuruteraan yang diterbitkan

OPTIMIZATION

Piawaian Pengoptimuman

Every line of code we write follows four optimization principles.

Speed

We pursue speed in every aspect — page transitions, API responses, and screen rendering. No waiting, ever.

Lightweight

We eliminate unnecessary dependencies, minimizing app size and memory usage. Smooth performance even on constrained devices.

Stability

We aim for zero crashes with thorough error handling and testing. Reliable operation you can count on.

Secure

OWASP-compliant security measures built in as standard. Data protection is always our top priority.

CORE FEATURES

Keselamatan Tanpa Kompromi

Dinamakan sempena lengkok yang menghubungkan dua titik jauh, merentasi cabaran bahasa dan gangguan komunikasi.

Double Ratchet DM

PQXDH, Double Ratchet, Sender Keys dan pencegahan downgrade yang jelas.

Mesh E2EE DM langsung

Penilaian suara jalur lebar rendah dan komunikasi bencana langsung dengan mod keselamatan yang jelas. Penilaian suara jalur lebar rendah dan komunikasi bencana langsung dengan mod keselamatan yang jelas.

IGF

Mesej yang dipadam oleh IGF dibuang sepenuhnya daripada semua peranti dan pelayan Arc. Tiada data tamat tempoh yang pernah dikekalkan pada pelayan kami, menjadikan pemulihan mustahil walaupun oleh Arc.

Key Sync + multi-device

Benarkan pemindahan peranti sekali sahaja tanpa menyalin identiti kriptografi peranti baharu. Setiap peranti aktif menjana dan melindungi identiti serta kunci mesejnya sendiri.

Sealed Sender + penghantaran tanpa nama

PQXDH, Double Ratchet, Sender Keys dan pencegahan downgrade yang jelas.

Passkey (WebAuthn / FIDO2) & Sandaran Kunci Zero-Knowledge

Pengesahan biometrik tanpa kata laluan satu ketikan yang tahan pancingan data (Passkey / WebAuthn dengan Cabaran HMAC Stateless & had TTL 300s) digabungkan dengan Sandaran Kunci Zero-Knowledge (PBKDF2-HMAC-SHA256 600,000 lelaran + HKDF-SHA256 + AES-256-GCM) dan kesinambungan pin TOFU ML-KEM-1024 semasa pertukaran peranti.

COMPETITIVE COMPARISON

20 Leading Messengers Competitive Benchmark

A rigorous 9-axis benchmark evaluating Signal (90/100), Arc (89/100), and 18 other global messengers across cryptography, quantum resilience, and crisis mesh.

Setiap sumber primer hanya menyokong kategori tempat ia dipetik; ia tidak membuktikan semua dakwaan atau skor dan tidak menandakan sokongan vendor.

View Full 20-Product Benchmark →
KNOWLEDGE BASE · AIO & AEO

Core Architecture & FAQ

Authoritative answers on DefenseTech, Post-Quantum Cryptography, offline mesh, and data sovereignty.

What is Atlas Associates Inc.?▼
Atlas Associates Inc. (legal name: Atlas Associates株式会社) is a Japanese DefenseTech corporation pioneering post-quantum cybersecurity, quantum-resistant end-to-end encryption, and offline disaster-resilient communications. Founded on February 22, 2019, by Founder and CEO Takayuki Miyano, the company builds the Arc secure messenger, the local-first Mac screen recorder Atlas Helios, and sovereign communication infrastructure for high-security environments.
What makes Arc messenger unique compared to other apps?▼
Arc is the world's first defense-grade messenger combining NIST-standardized Post-Quantum Cryptography (ML-KEM-1024 / PQXDH) with the Signal Protocol Double Ratchet, alongside offline Bluetooth Low Energy (BLE) store-and-forward mesh networking. It requires no phone number for registration, operates with strict zero telemetry, and features sender-controlled Mutual Burn (Vanish-on-Read) message retirement.
Why is Post-Quantum Cryptography (PQC) essential today?▼
Adversaries and nation-state threat actors are actively conducting 'Store Now, Decrypt Later' (SNDL) attacks—intercepting and storing encrypted high-value communications today to decrypt them when quantum computers mature. Arc prevents retroactive decryption by implementing a hybrid post-quantum handshake uniting classic Curve25519 with quantum-resistant lattice-based ML-KEM-1024.
How does Arc offline mesh communication work during disasters and network outages?▼
When cellular towers, fiber networks, or internet backbones fail due to earthquakes, natural disasters, or intentional network blackouts, Arc devices automatically establish peer-to-peer Bluetooth Low Energy (BLE) connections. Encrypted messages are relayed hop-by-hop (Store-and-Forward) across nearby devices until reaching the recipient, enabling critical crisis communication with zero infrastructure.
How does Arc differ from Signal, WhatsApp, and Telegram?▼
Unlike Signal and WhatsApp, Arc does not mandate a cellular phone number, preventing SIM-swap and identity correlation. Unlike Telegram, Arc employs genuine E2EE by default on all 1:1 and group chats. Crucially, Arc provides native offline BLE mesh routing and post-quantum ML-KEM-1024 encryption, which no mainstream messenger offers.
What is Atlas Associates' privacy and data sovereignty guarantee?▼
Atlas Associates has zero advertising, zero trackers, and zero data monetization. Messages are end-to-end encrypted so server infrastructure never possesses decryption keys. Cryptographic keys remain isolated within the device's secure hardware enclave. The company adheres to a strict zero-telemetry policy and maintains absolute independence from sovereign surveillance pressures.

Peribadi Secara Lalai. Percuma untuk Semua.

Arc tersedia di iOS, Android dan macOS. Muat turun aplikasi untuk menggunakan ciri yang tersedia dalam binaan semasa anda.