Hackers have hacked Electrum wallets and so far stolen 200 BTCs from users.
Hackers launched a denial-of-service (DoS) attack on a well-known wallet Electrum server, according to The Devi Security Lab. Hackers used botnets of more than 140,000 computers to attack Electrum nodes and simultaneously deployed malicious nodes. When a user connects to these malicious nodes and sends a transaction using an older version of Electrum, the user is prompted to update the client carrying the backdoor. If the user installs the client as prompted, the private key is stolen and all digital assets are lost. Millions of dollars of digital currency have been stolen, according to Electrum officials. De-dimensional Security Labs recommends that users of electrum wallets be updated to the latest version of the client through the official website and never use the link in the prompt message.
Electrum wallets have lost about $4 million to fishing attacks since December.
Transaction information should be signed offline using offline Bieber wallets or Bitcoin Core or Electrum. The Bitcoin transfer can be completed by returning the signed message to an online wallet or online broadcasting tool and broadcasting it to the outside world.
Users of cryptocurrencies wallets Electrum and MyEtherWallet are now facing phishing attacks, according to posts posted on Reddit and Twitter on February 4, coinelegraph reported. The MyEtherWallet team has issued a warning about phishing emails sent to users. Electrum also posted a warning on its website informing users that the electrum version, which predies 3.3.3, is vulnerable to phishing attacks. The company warned its users not to download software updates from other sources.
Bitcoin desktop wallet client Electrum has released a 4.0 beta version, adding several important updates, including support for the Lightning network, nearly a year after the previous version of Electrum, 3.3.8 (last July). In the 4.0 beta version, Electrum mainly added features such as PSBT (partially signed Bitcoin transactions), Lightning Network, watchtowers (暸 watchtowers) and Submarineswaps (subliminal switching). (Github.
why is electrum online
The Electrum team has announced the attack in an official tweet, saying that "this is an ongoing phishing attack on Electrum users" and reminding users to check the authenticity of the client's source before logging in. The team published its official website, and electrum clients downloaded elsewhere may be problematic.
According to GitHub, Bitcoin Desktop Wallet client Electrum has released a 4.0 beta version, adding several important updates that support lightning networks. Electrum primarily adds features such as PSBT (partially signed Bitcoin transactions), Lightning Network, watchtowers (暸 watchtowers), and Submarine Swaps (subliminal switching).
Qtum Electrum synchronously updates electrum-related code and releases v0.18.9.
Creating a multi-signature wallet in Qtum Electrum is easy.
In recent days, hackers or hacker groups have stolen more than 200 bitcoins worth about $750,000 by attacking the infrastructure of electrum Bitcoin wallets. The attacker is targeting Electrum.
Users of Bitcoin wallet Electrum are facing a phishing attack, according to the Dev Security Lab. Hackers broadcast messages to the Electrum client through a malicious server, prompting the user to update to v4.0.0, and if the user follows the prompt to install this "backdoor-carrying client", the private key is stolen and all digital assets are stolen. At the time of writing, at least 1,450 BTCs (stolen by one user, antimalware firm Malwarebytes and Electrum) had been stolen in phishing attacks that faked Thelectrum upgrade tips, with a total value of about $11.6 million. It is worth mentioning that less than version 3.3.4 of Electrum is vulnerable to such phishing attacks, users using electrum wallets are requested to update to the latest version of Electrum 3.3.8 via the official website (electrum.org), which has not yet been officially released v4.0.0, please do not use the link in the prompt message to update to avoid loss of assets.
When an Electrum wallet queries a third-party Electrum server, the server can link two transactions together and know which address is a zero address.
Another upgrade under study is the release of a new version of the Electrum-LTC desktop wallet. Electrum-LTC is an SPV wallet that can be used in Windows, Linux, and OS X operating systems.
Bitcoin wallet Electrum official Twitter announced that the next version of Electrum will support Lightning online payments. Its lightning node implementation has been consolidated into the main branch of Electrum. Electrum also confirmed that the wallet will adopt a new implementation of in-house development written using Python.
Basic integration with the electrum server (experimental feature, turned off by default)
Complete qtum-electrum-new compatibility with legacy data formats.
Let's explain in detail why Electrum Wallet is the first choice for cryptocurrencies enthusiasts.
The early Electrum-LTC addresses will remain online for another month, while the latest BitGo wallet addresses will be released soon.
The Healthy Security Lab is concerned that Nearly 250 bitcoins have been stolen in a recent hacking attack on an Electrum wallet. This attack, confirmed by Electrum, involves creating a fake version of the wallet to trick users into providing password information. Electrum responded on Twitter that it was an ongoing phishing attack on Electrum users and advised them to download wallets from the official website.
The electrum and Electrum-LTC versions below 3.3.3 are vulnerable to phishing attacks in which a malicious server displays a message asking the user to download the fake Electrum. To prevent user exposure, versions older than 3.3 can no longer connect to public servers and must be upgraded. Do not download software updates from sources other than electrum.org and electrum-ltc.org.
Wallet, Coldlar, Electrum, Huobi.
Click Next." "Your Electrum Bitcoin wallet is now available!"