Wireless LANs: A comparison of
802.11 and Bluetooth standards:
802.11 is divided primarily into three sub-standards, viz. 802.11a,
802.11b, and 802.11g among others. The following table distinguishes the
differences and similarities between these standards and Bluetooth. Bluetooth
is an alternative wireless network technology that followed a different
development path than the 802.11 family of standards. ..More
Network security needs to be defined preferably using a Security
Policy. The security policy document is a comprehensive document covering
areas of security preparation, prevention, and response. Security ..More
Virtual Private Networks:
- What is a Virtual Private Network?
- How a VPN differs fron and ordinary Internet connection?
- How a VPN differs from an Intranet using leased line connection?
- Benefits of VPNs
1.What is a Virtual Private Network?
A VPN is a network that is constructed by using public Internet (or any other
public media) to connect systems (also called as nodes) for transporting data.
These systems use encryption and other security mechanisms to ensure that only
authorized users can access the network and that the data cannot be
intercepted. ... More