Regex Contraseña Número minúscula en mayúsculas
/^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?=.*[!@#$%^&*()_+])[0-9a-zA-Z!@#$%^&*()_+]{8,}$/
Gentle Grivet
/^(?=.*\d)(?=.*[a-z])(?=.*[A-Z])(?=.*[!@#$%^&*()_+])[0-9a-zA-Z!@#$%^&*()_+]{8,}$/