The unstable link in crypto-security is people. investors often make their own mistakes and because of this lose their money. so there are some rules: watch out for the security of your computer. use a dedicated PC or mobile device, as well as a secure network. Do not be lazy to create strong passwords, encrypt data and create from a backup. Be careful with mobile authentication and install two purses: the main and multicurrency. Use the services of third-party companies for cyber security and pay attention to browsers. and be sure to use caution on the network.