ERC-3643 Standard

Deep dive into the T-REX / ERC-3643 standard for security tokens.

ERC-3643 Standard (T-REX)

The ERC-3643 standard (formerly T-REX) is the open-source protocol for permissioned tokens. It ensures that security tokens can only be transferred between verified identities.

Tip
ERC-3643 is the industry standard for RWA compliance, trusted by major financial institutions.

Core Components

  1. Identity Registry: Manages verified users
  2. Compliance Service: Enforces transfer rules
  3. Claim Topics: Verified attestations (KYC, Location, etc.)