Multi-level account system. Master private key, active private key and change permissions constitute a multi-level separate account system, account loss can be recovered using the master private key, and change rights similar to fast payment, convenient operation of small funds, while ensuring that the master private key will not be disclosed. YOYOW in the blockchain to achieve the centralization of technology to achieve the scheme.
Bitcoin Future： what does a master private key look like electrum
According to Bleeping Computer, the Bitcoin wallet app Electrom was on GitHub on May 9th, accusing a phishing product called Electrum Pro of stealing a user's seed key and registering a domain name called electrum without Electrum's permission. The Electrum team noted that there was a piece of code indicating that the counterfeit product might have taken the user's seed key and uploaded it to the electrum. Affected users should transfer funds from Bitcoin URLs managed by Eletrum Pro.
The problem of keeping the private key of cryptocurrencies such as Bitcoin has always been an Achilles heel in the field of cryptocurrencies. Bitcoin only recognizes the private key does not recognize people, grasps the private key to master the wealth, loses the private key loses everything.
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.
"nsbK" class "ql-long-10252319" (1) Electrum wallet was blacked out and nearly 250 bitcoins were stolen;
Google developers have discovered that a Bitcoin wallet Electrum vulnerability could lead to money being stolen from websites.
Bitcoin wallet Electrum now supports Lightning online payments, according to Coindesk on July 11. It has previously been reported that Bitcoin Wallet Electrum has released a beta version of Electrum 4.0, adding support for the Bitcoin Lightning Network.
Creating a multi-signature wallet in Qtum Electrum is easy.
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
Recently, the business security manufacturer Beijing Core Shield Era Technology Co., Ltd. hereinafter referred to as: Core Shield Era (Trusfort)
If you pay online using cryptocurrencies, Electrum is ideal for keeping a small amount of currency ready for use.
Attackers reportedly created their own Electrum servers, which hosted the attacked version of Electrum in order to implement the attack. When the user will be vulnerable.
A new repo qtum-electrum-new has been built to add qtum-related features to the latest code for Bitcoin electrum.
Fixes a page card problem when qtum electrum syncs history.
Shunto touch melon, open the github of the electrum, we find the following code in the electrum/electrum/ecc.py.