Electrum is a bitcoin storage wallet. Advantages of the wallet: it has high speed, low load on the system, easy to use.
The speed of its work is achieved due to high performance servers. It uses a specialized algorithm of SPV payment verification. Electrum Wallet can become almost a full hardware wallet. It has a portable version that allows you to copy it to the media.
Website: https://electrum.org/
Elecrtrum application is available for personal computers and smartphones, works with Windows, Android, Linux, macOS. Access to the wallet can be restored with a sid-phrase, private key or locked wallet file. Compatible with popular hardware wallets like Trezor, Ledger . There are three versions of the distribution for Windows: Standalone Excutable; Windows Installer; Portable – for transferring to another device.
Elecrtrum’s level of protection is high, so it has never been hacked, unlike its update mechanism. In winter 2018, hackers used a sophisticated attack to advise users to update their client to the latest version, after which malware was downloaded, stealing users’ finances. And in 2019, a similar attack happened again, so versions younger than Electrum Wallet 3.3.4 are more vulnerable.
However, the service is still invulnerable if you keep the secret phrase in the protection and download updates only from the official site. The application is safe largely due to the fact that the source code is open, as many experts participated in the development of the wallet. Plus, two-factor authentication protects against intruders and unauthorized entry. Multiple users are able to use one wallet using multi-signatures.
Electrum Wallet uses a cold storage system, which means it stores private keys offline. Connected to the Internet to make a transaction, the wallet remains open to view only, which makes online payments convenient and secure.
Elektrum has HD Wallet technology, any next transaction creates an updated Bitcoin address, which increases security, so there is no need to fear or struggle with it.