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It wasn't a back door. They modified the smart contract and drained the crypto. > The hackers implemented a change in the ownership of the smart contract addr
by deweller 6y ago
It wasn't a back door. They modified the smart contract and drained the crypto.
> The hackers implemented a change in the ownership of the smart contract address.
- ArtTimeInvestor 6y agoSmart contracts are immutable. How do you mean they "changed" it? What is "ownership" of a smart contract?
- jcfrei 6y agoYou can write smart contracts which are upgradable (by moving the assets/tokens to a new address with new code). The upgrade to a different contract can either be triggered by votes or by the author depending on the setup.
- qqii 6y agoThis is incorrect, unless you can argue that they were so incompitent they wrote '0' instead of 'O' on line 304: bytes32 slot = ADMIN_SL0T; https://bscscan.com/address/0x7e0c621ea9f7afd5b86a50b0942eaee68b04a61c#code https://bscscan.com/address/0x7e0c621ea9f7afd5b86a50b0942eae... These kind of rug pulls are more uncommon but not rare, they give the developers some level of plausible deniability. Even so their actions after speak volumes.