Coinbase Exchange Manager Conor Grogan0.76 percent of the total supply corresponding to 913 thousand 111 ETHs disappeared in a way that could not be brought back. The current market value of the lost amount is approximately 3.4 billion dollars. This gigantic losses are caused by irreversible errors such as transferring users to the wrong wallet addresses, sending money to faulty smart contracts or locking failed multi -signature wallets. Grogan, the figure in question covers only the detected errors in Blockchain, disappeared because of the forgotten special keys Ethstressed that they are not included.
Corrupted contracts permanently locked hundreds of thousands of Ethereum
In 2017 in the Parity wallet and Web3 FoundationThe erroneous multi -signature contract affecting the existence of the existence of 306 thousand ETHs freezing one of the most known losses. When the code that manages access to the contract deleted the funds, the funds remained visible in Blockchain and could not be moved. To date, a hard fork has not been implemented to save these assets.


Similarly Bankruptcy Canadian Crypto Money Exchange QuadrigacxDue to its undocumented wallet structure, approximately 60 thousand ETHs transferred to the wrong contracts. The death of the stock market managers and inadequate records led to the disappearance of assets.
All these events show that security deficits and inadequate control can disable billions of dollars of crypto currency.
Wrong addresses and NFT errors also burned thousands of ETHs
Former MLB player Micah JohnsonDutch for the Akutars NFT collection, which was initiated, has become inaccessible due to two critical contract errors at the auction. The funds were locked to the contract and the developers could not get back. The error revealed the necessity of strict test processes again.
Hundreds of users have sent a total of 25 thousand ETH to coin burning addresses with spelling errors. Grogan, the real loss is probably higher, the figure in question only reflects the figures identified as a result of open errors in Blockchain added.
On the other hand, in 2021 London hard forkThe EIP – which is activated by Uyar, reshapes the price dynamics by causing a permanent decrease in the circulatory supply of 5.3 million ETH -559.
Responsibility Rejection: The information contained in this article does not contain investment advice. Investors should be aware that crypto currencies carry high volatility and thus risk and carry out their operations in line with their own research.