1. A computer configured for a connection to a network of computers including the Internet, comprising: a microprocessor including a master controlling device that is configured using hardware and firmware, at least four other microprocessors; and the master controlling device of the computer being further configured to allow a user of the computer to control the microprocessors; an internal hardware firewall that is located between a protected portion of the computer and an unprotected portion of the computer; said protected portion of the computer including at least said microprocessor including a master controlling device, said unprotected portion of the computer including said at least four other the microprocessors, said at least four other unprotected microprocessors being separate from and located outside of said internal hardware firewall; said hardware firewall is used to make said protected portion of the computer inaccessible by a network including the Internet when the computer is connected to the network including the Internet; and said hardware firewall permitting access by the network including the Internet to said unprotected portion of the computer including said at least four other microprocessors for an operation with another computer in the network including the Internet when the computer is connected to the network including the Internet.