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Ethereum mixer Tornado Cash announced that cryptocurrencies that fall under the sanctions of the US Treasury Department’s Office of Foreign Assets Control (OFAC) are blocked. Tornado Cash uses
Ethereum mixer Tornado Cash announced that cryptocurrencies that fall under the sanctions of the US Treasury Department’s Office of Foreign Assets Control (OFAC) are blocked.
Tornado Cash uses @chainalysis Oracle convention to prevent OFAC approved addresses from accessing dapp.
Maintaining financial privacy is crucial to protecting our freedom, but it should not be at the expense of impropriety.https://t.co/tzZe7bVjZt— 🌪️ Tornado.cash 🌪️ (@TornadoCash) April 15, 2022
“Tornado Cash uses the Chainalysis oracle to block addresses on OFAC sanctions list from accessing. dap. “The confidentiality of financial data is necessary to protect our freedom, but it should not be achieved at the expense of breaking the law.”
Chainalysis Oracle is a smart contract that checks if a cryptocurrency wallet address is on the OFAC sanctions list.
The co-founder of Tornado Cash Roman Semenov noted that address blocking is provided at the application front-end level. According to him, the service’s smart contracts are “immutable”.
Smart contracts do not change
— Roman Semenov in Dubai🌪️ 🇺🇦 (@semenov_roman_) April 15, 2022
Some community members were skeptical of the service’s claim. They stated that the restriction can be bypassed directly using smart contracts.
Don’t worry guys, your favorite hackers will be able to flush the money they stole from you directly using the smart contract. This only affects the front end of the website, the contract is unauthorized
– anowboat (@anowboat) April 15, 2022
“Don’t worry guys, your favorite hackers will be able to launder money stolen from you directly using smart contracts. This only affects the front end of the site, the contract is not affected,” one user wrote under the pseudonym anowboat.
Consensus protocol researcher Andrey Sobol confirmed in a comment to ForkLog that we are talking about interface-level changes in the blockchain that do not affect smart contracts. The expert noted that it is “basic” to circumvent such restrictions.
Recall in March, Semyonov said that Tornado Cash could not implement the sanctions measures imposed on Russia due to the invasion of Ukraine. He stressed that developers “do not have more access to smart contracts than other users.”
Source: Fork Log
I’m Sandra Torres, a passionate journalist and content creator. My specialty lies in covering the latest gadgets, trends and tech news for Div Bracket. With over 5 years of experience as a professional writer, I have built up an impressive portfolio of published works that showcase my expertise in this field.
