Botnet - Preventing Them!

What’s a botnet? According to honeynet.org, “A botnet is a network of compromised machines that can be remotely controlled by an attacker. Due to their immense size (tens of thousands of systems can be linked together), they pose a severe threat to the community.”
What does a botnet do?

Distributed Denial-of-Service Attacks ( DDoS)
Spamming
Sniffing Traffic
Keylogging
Spreading new malware
Installing [...]

P2P: Use PeerGuardian 2!

If you’re into P2P [ who isn't nowadays ], I guess you must be using PeerGuardian 2, right? If you don’t, you should install  and download it.
What does PG 2 do? Well according to Phoenix Labs, “PeerGuardian is an open source IP filter that is designed to block the IP addresses of certain organizations [...]