You may have heard of the "Oracles of
,
,
..." but... what are they really?
To understand it, you first need to know that blockchains cannot access information from the real world by themselves. This is where oracles come in, acting as bridges between the blockchain and the outside world.
What are oracles for and what importance do they have?Oracles, as I mentioned earlier, transmit real-world information to the blockchain, allowing smart contracts to make decisions based on external data, such as: cryptocurrency prices, weather conditions, results...