CEX.IO is a cryptocurrency exchange that was established in 2013. It offers a platform for users to trade a variety of cryptocurrencies against fiat currencies such as USD, EUR, GBP, and RUB. The exchange provides services including spot trading, margin trading, and staking. CEX.IO is known for its user-friendly interface, making it accessible to both novice and experienced traders. It prioritizes security by implementing industry-standard practices such as two-factor authentication (2FA) and cold storage for the majority of user funds. Additionally, CEX.IO is registered with the US Financial Crimes Enforcement Network (FinCEN) as a Money Services Business (MSB), ensuring compliance with regulatory standards. Overall, CEX.IO provides a reliable and secure platform for cryptocurrency trading, catering to traders of all levels of experience.