An Architectural Overview of UNIX Network Security

1. Introduction The goal of this paper is to present my concept of a UNIX network security architecture based on the Internet connectivity model and Firewall approach to implementing security. This paper defines several layers of a firewall, which depict the layers of vulnerability. This paper also provides some subjective comments on some of the […]

Read More

How to Sell Simple Hobby Items by Mail

You can, if you are ambitious, start your own mail-order business selling collectables to hobbyists. Preparing to sell collectables can be fun in and of itself, and it can be highly rewarding. One recent television report noted that a prominent medical doctor left his practise to devote all of his time to selling items from […]

Read More

How To Start and Operate Your Own Bartering Club

Bartering is not negotiating! Bartering is “trading” for a service, or for the goods you want. In essence, bartering is simply buying or paying for goods or services using something other than money (coins or government printed paper dollars). Thus defined, bartering has been around much longer than money as we know it today. Recent […]

Read More