virtual –adj. existing on a computer or the internet

sanctions –n. measures meant to cause a country to observe international law usually by limiting trade

hacker –n. a person who secretly gets into a computer system to get information or to cause damage

cyberattacks –n. an attack on a computer system or network to gain information, cause problems or damage

cryptocurrencies –n. digital currency that uses digital security measures to prevent it from being copied or misused

authorized –adj. permitted

originate –v. to come from

alternative –adj. another, a different choice
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