Hackers have launched a denial-of-service (DoS) attack on a well-known wallet Electrum server, according to Johnwick.io. Hackers used a botnet of more than 140,000 computers to attack Electrum's nodes and simultaneously deployed malicious nodes. When the user connects to these malicious nodes and sends transactions using the older version of Electrum.
The cryptocurrencies wallet Electrum was hacked and lost 250 bitcoins.
Wallet, Coldlar, Electrum, Huobi.
Rating agencies Standard Consensus issued short reports on project ratings for blockchain projects Peercoin, PIVX, Skycoin, Vertcoin and ZCoin.
Chain News, lightweight Bitcoin Wallet Electrum announced that the next version will support Lightning network payment, implemented using Python, Electrum as a Lightning network node, wallet users do not need to run lightning network nodes to make payments, electrum lightning network nodes have been merged into the Electrum master branch.
Bitcoin Wallet client Electrum may add support for the Lightning network.
This event explains why it is important to handle these new hard fork cryptocurrencies with caution. In particular, we strongly recommend that you do not import Bitcoin keys into these new fork cryptocurrency wallets without paying bitcoins to new output points unrelated to private keys so that your bitcoins are not at risk.
It's not hard to run your own Electrum server and point your wallet to just use it. This restores Electrum to the point where it has the same privacy and security attributes as the full node, where no one else can see the address or transaction that the wallet is interested in. Electrum then becomes an all-node wallet.
As of press time, phishing attacks that forged Electrum upgrade notifications have stolen at least 1,450 BTC (the number stolen is officially counted by a user, anti-malware companies Malwarebytes and Electrum), with a total value of approximately $11.6 million. It is worth mentioning that Electrum versions lower than 3.3.4 are vulnerable to such phishing attacks. Users who use Electrum wallets should update to the latest version Electrum 3.3.8 through the official website (electrum.org). At present, v4.0.0 has not been officially released. Version, please do not use the link in the prompt message to update, so as to avoid loss of assets
Click Next." "Your Electrum Bitcoin wallet is now available!"