320 search results - page 59 / 64 » Securing history: Privacy and accountability in database sys... |
CCS
2010
ACM
13 years 7 months ago
2010
ACM
We systematically study the design of image recognition CAPTCHAs (IRCs) in this paper. We first review and examine all IRCs schemes known to us and evaluate each scheme against th...
MOBISYS
2009
ACM
14 years 8 months ago
2009
ACM
Loaded with personal data, e.g. photos, contacts, and call history, mobile phones are truly personal devices. Yet it is often necessary or desirable to share our phones with other...
WWW
2003
ACM
14 years 8 months ago
2003
ACM
Peer-to-peer file-sharing networks are currently receiving much attention as a means of sharing and distributing information. However, as recent experience shows, the anonymous, o...
ACSAC
2007
IEEE
14 years 2 months ago
2007
IEEE
Instant messaging (IM) has been one of most frequently used malware attack vectors due to its popularity. Distinct from other malware, it is straightforward for IM malware to fin...
CCS
2005
ACM
14 years 1 months ago
2005
ACM
Vulnerabilities that allow worms to hijack the control flow of each host that they spread to are typically discovered months before the worm outbreak, but are also typically disc...