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CCS
2005
ACM
14 years 3 months ago
Keyboard acoustic emanations revisited
We examine the problem of keyboard acoustic emanations. We present a novel attack taking as input a 10-minute sound recording of a user typing English text using a keyboard, and t...
Li Zhuang, Feng Zhou, J. D. Tygar
ACISP
1998
Springer
14 years 2 months ago
Meta Objects for Access Control: Role-Based Principals
Abstract. Most current object-based distributed systems support access control lists for access control. However, it is difficult to determine which principal information to use fo...
Thomas Riechmann, Jürgen Kleinöder
FC
2005
Springer
110views Cryptology» more  FC 2005»
14 years 3 months ago
Approximate Message Authentication and Biometric Entity Authentication
Approximate Message Authentication Code (AMAC) is a recently introduced cryptographic primitive with several applications in the areas of cryptography and coding theory. Briefly s...
Giovanni Di Crescenzo, R. F. Graveman, Renwei Ge, ...
ICCV
2005
IEEE
14 years 3 months ago
HMM Based Falling Person Detection Using Both Audio and Video
Automatic detection of a falling person in video is an important problem with applications in security and safety areas including supportive home environments and CCTV surveillance...
B. Ugur Töreyin, Yigithan Dedeoglu, A. Enis &...
KDD
2006
ACM
240views Data Mining» more  KDD 2006»
14 years 10 months ago
Adaptive event detection with time-varying poisson processes
Time-series of count data are generated in many different contexts, such as web access logging, freeway traffic monitoring, and security logs associated with buildings. Since this...
Alexander T. Ihler, Jon Hutchins, Padhraic Smyth