Shunto touch melon, open the github of the electrum, we find the following code in the electrum/electrum/ecc.py.
Wallet, Coldlar, Electrum, Huobi.
If someone's Electrum wallet connects to one of these servers and tries to send a BTC transaction, they see an official message telling them to update their Electrum wallet, as well as a scam URL.
This is the case with software wallets such as Bita/Electrum or hardware wallets such as Trezor/Ledger.
qtum-electrum adds support for offline staking.
Complete qtum-electrum-new QRC20 Token and smart contract functionality.
Electrum Wallet is one of the most popular Bitcoin wallets and has been around for several years. However, Electrum wallet users often rely on Electrum servers, which presents some security and privacy trade-offs. If you use electrum personal servers, Electrum wallet users can connect locally to their own private servers, enjoying the convenience of Electrum without any trade-offs.
The Electrum development team also warned them that they had nothing to do with a project called Electrum Dark: they used our name without our permission. Be careful with the altcoin version of Electrum, as they are sometimes used as vectors to install malware against your real Bitcoin wallet.