Much has been said on the theory of password protection for files, computer login, and other network access. In the past we used a combination of letters, special characters, and other techniques to try and prevent unwanted or unauthorized access to our computers, resources, and networks. A new theory on passwords is emerging that may help us remember our access codes, be more secure, and generally keep hackers and thieves out of our networks.

A password is a combination of words, letters, and special characters that only the user knows, allowing access to a computer or other information resources. As humans we have a large number of codes and numbers we need to remember every day