Trezor known as a hardware carte, its design and security system are very well structured, in addition to having user account recovery systems, in which this portfolio is based on a USB Dongle, a hardware that connects to another device to provide an additional function, with which users can access their cryptocurrencies, even on computers with greater security risk. Trezor, a highly regarded portfolio, is a great option to protect your cryptocurrencies, however it is not advisable for users who regularly mobilize cryptocurrencies.