According to Waves CEO Sasha Ivanov in an article expressing his views on the three main types of digital currency. First, he stated that “functional tokens are the safest and least likely to be reviewed from a regulatory perspective. On the other hand, “equity or securities-based tokens” are the most controversial of the current digital currency ecosystem. The cryptocurrency is referred to by Ivanov as “supporting tokens,” claimed to be supported by the actual legal currency, and often promotes itself as a stable digital currency. These digital currencies are relatively complex and fall into “functional tokens” and ” The grey area between the “sex token” cards is similar to traditional commodity tools and currencies.