Mark Ryan

SoK: TEE-Assisted Confidential Smart Contract

2022 · Proceedings on Privacy Enhancing Technologies

The blockchain-based smart contract lacks privacy, since the contract state and instruction code are exposed to the public. Combining smart-contract execution with Trusted Execution Environments provides an efficient solution, called TEE-assisted smart contracts (TCSC), for …

Evasion Under Blockchain Sanctions

2026

Sanctioning blockchain addresses has become a common regulatory response to malicious activities. However, enforcement on permissionless blockchains remains challenging due to complex transaction flows and sophisticated fund-obfuscation techniques.