twitter's Journal: Arbor Networks Declares Botnets Most Serious Internet Threat

An Arbor Networks survey of 70 tier-1 and tier-2 service providers' customers, concludes botnets have become the biggest threat to internet infrastructure.

for the first time, botnets surpassed distributed denial of service attacks as the top operational threat identified by service providers. Botnet networks of compromised PCs act as resources to distribute spam, launch denial of service attacks or get up to other forms of mischief.

ISPs reported sustained attack rates exceeding 24 Gbps. Most individual core internet backbone links today are no larger than 10 Gbps ... Most surveyed ISPs reported significant improvements in the size, sophistication and coordination of DDoS attacks.

VoIP and DNS are the least protected services. Your Windoze box is killing the internet.

I thought DDOS was a type of BOTNET

[Marxist Hacker 42]

So is the change more the payload than the method?