Since 2011, Electrum has established itself as a leading Bitcoin wallet, known for its speed, security, and user-friendliness, catering to a diverse range of users. To protect against malware, Electrum offers two-factor authentication through Trustedcoin, enhancing the overall security of transactions. Additionally, Electrum is open-source software, distributed under the MIT License, allowing anyone to operate their own Electrum server, which contributes to a decentralized network free from a single controlling entity. The wallet is compatible with various hardware wallets, including Ledger, Trezor, and Keepkey, ensuring that your private keys remain encrypted and securely stored on your device. In case of loss, users can easily recover their funds using a secret recovery phrase. Electrum's efficiency is attributed to its use of servers that index the Bitcoin blockchain, enabling swift transactions. Users also have the flexibility to export private keys for use with other Bitcoin clients, and the decentralized nature of Electrum servers guarantees that your wallet remains accessible at all times. Furthermore, the Electrum Wallet employs Simplified Payment Verification (SPV) to validate all transactions in your history, while also offering the option to keep private keys offline and utilize a watching-only wallet for enhanced security. Overall, Electrum combines robust features with user-centric design, making it a reliable choice for Bitcoin enthusiasts.