Is Tornado mixer Legal or Not?

Tornado.cash is a decentralized mixing platform built on the ETH chain. It enables users to break on-chain links, offering high-level financial anonymity.
Unlike traditional mixers, Tornado Cash uses smart contracts that operate without intermediaries, ensuring that users retain complete custody of their funds at all times. This trustless setup brings transparency and removes any central point of failure or censorship.
The core of Tornado Cash lies in zero-knowledge cryptography, which enable transactions to be confirmed without disclosing specific deposit information. This ensures unlinkability between the deposit and the withdrawal.
Because of its advanced privacy features, Tornado mixer quickly attracted users by those seeking on-chain anonymity. It’s used for protecting wallet privacy, among other legitimate needs.
However, this tool has also been scrutinized from governments. In 2022, the U.S. Treasury’s OFAC sanctioned the use of Tornado Cash, citing its tornado mixer misuse for illegal transfers. Still, the protocol remains unstoppable since its smart contracts are immutable and cannot be taken offline.
Defenders believe that Tornado mixer is a neutral tool, much like the internet itself — and that tools should not be blamed, even if some actors misuse them.
Use cases for Tornado Cash include:
Avoiding surveillance on major transfers
Anonymous fundraising in hostile regions
Shielding transaction data from competitors
As governments around the world push for more monitoring, the demand for tools like Tornado Cash continues to grow. The future of on-chain anonymity hinges on whether transparent code will be protected or suppressed.
Whether you're a privacy advocate or just someone looking to secure your wallet, Tornado.cash remains a essential tool in the world of on-chain confidentiality.