It just seems to me that the technology moves so fast that a code that seems impossible to break now will be easy to crack in a few years.
Humans are much less trustworthy than computers.
The major problem usually comes for the merchant who is online, not the individual consumer. Some banking systems currently in development use these technologies as the basis for their next-gen. It just seems to me that the technology moves so fast that a code that seems impossible to break now will be easy to crack in a few years. Humans are much less trustworthy than computers. Even though it is still more convenient to order online, he feels that it is much safer to buy offline.