Is Ethereum a security token?

Currently, most governments do not consider Ether a security. Ether is the native coin of the Ethereum blockchain. Some tokens on the Ethereum blockchain may be considered security tokens.

What are some examples of security tokens?

Security tokens are regulated. Although many people disagree on which cryptocurrencies are security tokens, there are some self-reported security tokens. Science Blockchain, Vevue, and Siafunds are examples of security tokens.