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.
electrum how to get rid of low fee transactions
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Dust attacks, in fact, are in the Bitcoin network there are many transactions of very little, very low fees or even free transactions, resulting in congestion of the Bitcoin network. You may wonder, Bitcoin transfers are to charge a fee ah, how can there be free? In fact, there is a fee-free situation in the setting rules of Bitcoin transaction fees.
Electrum users are reminded of the Update Tip, which indicates that the new version of Electrum is likely to be fake, and if installed, transfer Bitcoin out in another security environment in a timely manner.
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How to get rid of the dependence on the server
Blockchain can get rid of the dependence on such intermediaries, i.e. all users can initiate transactions directly and complete the operation of the data. All of these transactions are authorized and validity certified by blockchain nodes.
Wallet, Coldlar, Electrum, Huobi.
As a result, the banking industry is undergoing a reinsocation revolution to get rid of cash-based transactions.
According to the dimensionality reduction security laboratory (johnwick.io), hackers launched a denial of service (DoS) attack on the well-known wallet Electrum server. The hackers used a botnet of more than 140,000 computers to attack Electrum nodes and deployed malicious nodes at the same time . When users connect to these malicious nodes and use the old version of Electrum to send transactions
According to Reddit user u/normal_rc, electrum's wallet was hacked and nearly 250 bitcoins (243.6 BTCs, nearly $1 million) were maliciously stolen, according to coinelegraph. Electrum then confirmed that the attack included creating a fake version of the wallet to trick users into providing password information. Electrum responded on Twitter that "this is a persistent phishing attack on Electrum users" and warned users not to download Electrum from any source other than the official website.