Archive for the ‘Security’ Category

Free public DNS servers to use

If you happened to be using TMNet(Malaysia’s leading(?!) ISP) DNS servers you probably know how much do they suck. Well here’s a small tip from me for those in need: a small list of publicly available DNS servers to make a switch.
1. OpenDNS – http://www.opendns.org – pretty much solid dns servers, highly recommended by many [...]

Of hubs, switches and network security

At the Network layer, hosts are identified by IP addresses. At the Data Link layer, however, hosts are identified by MAC addresses. All packets (in ethernet) are delivered by MAC address (ARP and RARP convert between IP and MAC addresses).
To conserve bandwidth, switches direct traffic to a specific port based on the target MAC [...]

How to be secure while surfing the net on your PC?

Days past away when there was dial-up and the speed was slow, now almost everybody has DSL connection at home. Eventually, you will face security, virus, spyware, adwares, trojan horses and etc problems. This post will explain how and what softwares, mostly free and/or open source softwares and tools to prevent and enhance your personal [...]