Today Ubuntu 8.10 Desktop Edition is available for free download and simultaneous Canonical Ltd. release Ubuntu 8.10 Server Edition. Ubuntu 8.10 Desktop Edition is designed for the pervasively connected digital lifestyle. With new 3G network support, users can move smoothly from wired and WiFi networks onto 3G cellphone networks while traveling. Ubuntu 8.10 is also built to be shared – users can start a quick "guest session" on the fly and let someone use their computer to surf the web or check email, while maintaining the security and integrity of their own data. And if that person really enjoys their brief session as an Ubuntu guest, they can put Ubuntu on any USB key and take it home to install on their own computer rather than having to burn a CD.
Hackers have newer methods to hack into your systems.They are smart enough to detect security loop holes in your PC and enter through open ports,unencrypted Wi-Fi connections,malicious websites or internet servers.It is better you check your PC periodically for invasions and protect your system to prevent pilfering and damage of data.
Read the following tools that will rescue your PC when it is in danger.
Detecting security loopholes
Paros :Scans Internet Traffic and identify if any website contains any malicious codes.
Netcat : Finds potential trouble spots in the network.
Network Scanner : Searches for open spots.
Angry IP-Scanner : Fast IP and port scanner.
Nmap : Shows open ports and logs.
AiO secretmaker : Protects from intruders.