Donald Marks

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OBJECTIVE Both amyloid-β (Aβ) deposition and brain atrophy are associated with Alzheimer's disease (AD) and the disease process likely begins many years before symptoms appear. We sought to determine whether clinically normal (CN) older individuals with Aβ deposition revealed by positron emission tomography (PET) imaging using Pittsburgh Compound B (PiB)(More)
As the capabilities of intrusion detection systems (IDSs) advance, attackers may disable organizations' IDSs before attempting to penetrate more valuable targets. To counter this threat, we present an IDS architecture that is resistant to denial-of-service attacks. The architecture frustrates attackers by making IDS components invisible to attackers' normal(More)
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