1. Symbols, signs, or characters that are not standard letters, numbers, or spaces, commonly used in computing, typography, and written communication
The password requires special characters like @, #, and $.
A senha requer caracteres especiais como @, #, e $.
2. Non-alphanumeric symbols used in text formatting, programming, or mathematical notation
Use caracteres especiais to format your document properly.
Use caracteres especiais para formatar seu documento corretamente.