Self-Custody for a New Era

Bron

Social Recovery through MPC

The cryptographic successor to seed phrases. Institutional-grade security through distributed key management, eliminating single-point-of-failure risks while preserving true self-custody.

0
Seed Phrases
Security
100%
Self-Custody
Core Capabilities

Eliminating Seed Phrase Vulnerabilities

No Seed Phrases

Your wallet never generates or requires a seed phrase. Nothing to write down, store, or protect physically.

Multi-Party Computation

Your private key is split across multiple parties using cryptographic MPC. No single party ever has complete access.

Distributed Recovery

Recovery requires approval from multiple independent parties. Single-point compromise is cryptographically impossible.

Institutional Resilience

Same technology used by custodians managing billions. Enterprise-grade security without enterprise complexity.

Disaster Resistant

No physical backups to burn, flood, or lose. Your recovery capability persists across any disaster scenario.

Coercion Proof

Attackers can't force you to disclose what you don't possess. Multi-party approval makes physical coercion ineffective.

Inheritance Protocols

Structured succession plans with legal and technical enforcement. Your heirs can access funds without compromising your security.

Zero Human Error

No manual transcription, no ambiguous characters, no forgotten words. Cryptographic protocols eliminate human error vectors.

Technical Architecture

How MPC Recovery Works

Multi-party computation ensures your private key never exists in complete form, eliminating the fundamental vulnerabilities of seed phrase storage.

Technical Architecture

Multi-Party Computation Flow

Step 1: Key Generation
Distributed Key Shares
Party A
Share α
Independent key fragment
Party B
Share β
Independent key fragment
Party C
Share γ
Independent key fragment
Private key mathematically split during generation. No complete key ever exists in one location.
Step 2: Transaction Signing
Threshold Signature Protocol
1
Each party independently signs with their share
2
Partial signatures combined cryptographically
Valid signature produced without reconstructing private key
Step 3: Recovery Protocol
Multi-Channel Identity Verification
Biometric Verification
Face ID / Touch ID authentication
Device Attestation
Trusted device hardware validation
Social Recovery
Trusted contacts threshold approval
Time-Lock Override
Emergency access after delay period
Security Guarantee

Single-party compromise is cryptographically insufficient for fund access. Attackers would need to simultaneously compromise multiple independent parties across different jurisdictions and security models—an attack that is economically infeasible at scale.

Comparative Analysis

Why MPC Recovery Replaces Seed Phrases

Threat Vector Comparison

Physical Disasters
Seed Phrase

Backups destroyed by fire, flood, or natural disasters despite fireproof storage

Bron MPC

No physical backups exist. Recovery capability persists regardless of physical events.

Theft & Coercion
Seed Phrase

Single seed phrase disclosure grants complete access to all funds

Bron MPC

Multi-party approval required. Single-party compromise is cryptographically insufficient.

Human Error
Seed Phrase

Transcription mistakes, illegible handwriting, wrong word order permanently destroy access

Bron MPC

No manual transcription. No human-readable secrets to mishandle.

Inheritance Planning
Seed Phrase

Complex physical procedures, legal ambiguity, heirs struggling with technical recovery

Bron MPC

Structured succession protocols with legal and technical enforcement built-in.

Geographic Redundancy
Seed Phrase

Manual distribution across locations. Each copy is a vulnerability point.

Bron MPC

Distributed by design across independent parties in different jurisdictions.

Operational Security
Seed Phrase

Constant vigilance required. Every interaction with seed phrase is a risk event.

Bron MPC

Normal operations never expose seed material. Risk surface reduced to authentication.

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Move Beyond Seed Phrases

Experience institutional-grade security without operational complexity.