36,277 research outputs found
Protecting Private Data in the Cloud
Companies that process business critical and secret data are reluctant
to use utility and cloud computing for the risk that their data gets
stolen by rogue system administrators at the hosting company. We
describe a system organization that prevents host administrators from
directly accessing or installing eaves-dropping software on the
machine that holds the client's valuable data. Clients are monitored
via machine code probes that are inlined into the clients' programs at
runtime. The system enables the cloud provider to install and remove software
probes into the machine code without stopping the client's program, and
it prevents the provider from installing probes not granted by the
client
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