Security Token
ERC-3643 (T-REX Protocol)
ERC-3643 is the Ethereum token standard for compliant security tokens, embedding identity verification and transfer restrictions directly on-chain.
MiFID II: Markets in Financial Instruments Directive and Security Token Classification
MiFID II is the EU's primary investment services framework, applying to firms dealing in transferable securities. Security tokens that are transferable securities fall under MiFID II's scope — requiring authorization as investment firms, compliance with best execution, client categorization, and reporting obligations.
Regulation D (SEC)
Regulation D provides SEC exemptions from Securities Act registration, enabling private placement of security tokens under Rules 504, 506(b), and 506(c).
Security Token
A security token is a blockchain-based digital instrument representing ownership rights in an asset that qualifies as a security under applicable law.
Whitelist (Compliance Token Architecture)
A whitelist in tokenized securities architecture is the on-chain register of verified investor addresses authorised to hold and receive regulated tokens, enforcing transfer compliance automatically.