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)
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The cryptocurrencies wallet Electrum has lost nearly 250 bitcoins ($914,000) as a result of the new phishing attack. Electrum has confirmed the authenticity of the attack. An attacker could induce a user to provide password information by creating a fake wallet.
Electrum is a world-renowned Bitcoin light wallet with a long history of multi-signature support and a very broad user base, many of which like to use Electrum as a cold wallet or multi-signature wallet for Bitcoin or even USDT (Omni). Based on this usage scenario, Electrum is used less frequently on the user's computer. The current version of Electrum is 3.3.8, and previous versions of 3.3.4 are known to have "message defects" that allow an attacker to send an "update prompt" through a malicious ElectrumX server. This "update tip" is very confusing to the user, and if you follow the prompt to download the so-called new version of Electrum, you may be tricked. According to user feedback, because of this attack, stolen bitcoins are in the four digits or more.
DLL, and force the SSP by returning FALSE from the DllMain entry function of the DLL.
In early April, Cointelegraph reported that the ongoing DoS attack on the Electrum network was allegedly launched by a malicious botnet of more than 140,000 machines in order to steal a user's BTC by calling it a fake version of electrum software.
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Typically, our cameras work in RGB color mode. The RGB color pattern allows you to think that all possible colors we see can be made up of light (red, green, and blue) in three colors. However, the OpenCV we're using here defaults to the BGR color mode, which is to adjust the order of the RGB.
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Wallet: The latest version of UBTC QT/Core Wallet V18.104.22.168 is available for download. The latest version of UBTC Electrum Light Wallet V3.3.4 is available for download. (UBTC (Bit Fed))
Firewall-friendly: Electrum does not require a specific port in the firewall. It simply polls the server for updates.