"Naked Option/Unsecured Option" is a synonym for "Naked Option"
English name: Naked Option Chinese name: Naked Option/Unsecured Option
This means that the option seller does not have a corresponding futures or spot position in the underlying stock, foreign exchange or commodity.
Issuing a call option without a long position in the underlying stock, or issuing a put option without a short position in the underlying stock, means a lack of adequate protection against price changes