the Love of cLouDS anD inciDentS 203
at any given time. is model evolved from the virtual private server
(VPS) model. Rather than purchasing servers, software, data-center
space, or network equipment, clients instead buy those resources as
a fully outsourced service. Suppliers typically bill such services on
a utility computing basis, and amount of resources consumed (and
therefore the cost) will typically reect the level of activity.
Are there really any radical new considerations with any of these
cloud architectures? e answer is that it depends who you ask. If
you ask Hackers with more than 10 years of practical experience in
the eld, they will laugh at the idea that cloud security is suppos-
edly a whole new ball game and it “cha