Disscussion Reply
1: Timothy use of the public key cryptography system or private. Reminds me of the secret decoder ring of my youth. It would seem like our society is just a bit over paranoid cryptography system have adapt to money transfer services used in banks . BEGINNING THINK TANKS GAVE BIRTH TO WHAT makes it possible for online banking which encryption private must be secure. If I understand asymmetrical algorithm type system theory..
2: Please describe a public-key cryptography?
3: George your definition of a mantrap you said it was a space with exit doors that don't open until the other is closed. I seen this type of design use at the hospital's emergency rooms and or a sections separate from the emergency rooms to the office side of the hospital . This method is a good one to combine with video security surveillance and biometrics scanner to unlock each door. This is the illustration that coming to mine after reading your post classmate George?