bitcoin public key electrum, How do I extract a public key?

It is reported that malicious websites (electrumsecure) fake Electrum website phishing attacks, to guide users to download and use the wallet, in order to steal the user's private key and other sensitive data. Users are reminded not to install electrum wallets from unknown sources at will to avoid asset losses.

June 28 (Xinhua) -- Bitcoin desktop wallet client Electrum has released a 4.0 beta version, adding several important updates to support the Lightning network. Electrum primarily adds features such as PSBT (partially signed Bitcoin transactions), Lightning Network, watchtowers (暸 watchtowers), and Submarine Swaps (subliminal switching).

Electrum.

Electrum.

BITCOIN, Jan. 8 (Reuters) - Popular wallet developer Electrum has released an emergency patch for a key vulnerability in bitcoin wallets. The vulnerability allows any website hosting an e-wallet to potentially steal a user's cryptocurrency. The vulnerability meant that the password was exposed in the JSONRPC interface, making the hacker completely in control of the wallet. However, the first patch failed to fix the problem, forcing Electrum to release an updated version again Sunday night.

Electrum is a popular software wallet that works by connecting to a dedicated server. These servers receive a hash of the Bitcoin address in the wallet and reply with transaction information. Electrum Wallet is fast and has few resources, but by default, it connects to these servers and can easily monitor users. In addition to Electrum, some other software uses public Electrum servers. By 2019, it is a faster and better alternative to BIP37.

Popular wallet developer Electrum has released an emergency patch for a key vulnerability in its Bitcoin wallet. The vulnerability allows any website hosting electrum wallets to potentially steal a user's cryptocurrency. A vulnerability means that the password is exposed to the JSONRPC interface, implying that the hacker has full control over the wallet. The first patch failed to fix the problem, forcing Electrum to release a second update on Sunday night.

Electrum Wallet provides further freedom for Bitcoin custodians. So he can choose which Bitcoin he wants to trade with. This is important not only for anonymity, but also for reducing the size of transactions. Under the menu item "Coins", you can select the unused trade output for the next trade. With Electrum, you can actually implement what you say "not a key, not a coin" because you can actually control the coin.

Bitcoin wallet Electrum suffered a phishing attack, at least 1,450 BTC stolen

Electrum - Lightweight Bitcoin client.

Private key-Public key-Bitcoin wallet address

Private key-Public key-Bitcoin wallet address

Bitcoin Wallet Electrum now supports Lightning Online Payments According to Coindesk July 11th, Bitcoin Wallet Electrum now supports Lightning Web Payments. 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.

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.

Electrum is a well-known light wallet for Bitcoin that adds new features such as server authentication using SSL to prevent MITM attacks. So unlike other Bitcoin light wallets, Electrum cannot communicate directly with different versions of Bitcoin full nodes, and each startup connects to electrumserver to communicate, and electrum.

Bitcoin private key, public key, public key hash (pubkeyhash), Bitcoin address (address)