Samuel F.B Morse the developer of an electric telegraph discovered, alongside his friends invented the Morse code in 1838. Morse code is a system of detailed dots, dashes and spaces which are used to represent punctuation, letters and number which helps a message get across without it being figured out. Each type of cipher and codes are unique in their own way with neither being the same. This shows children that the information that you put on the internet/social media will most likely be undisturbed and will not be used to harm you in any way.