977 search results - page 61 / 196 » Secret image sharing |
134
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ICML
2006
IEEE
16 years 6 months ago
2006
IEEE
Consider Alice, who is interacting with Bob. Alice and Bob have some shared secret which helps Alice identify Bob-impersonators. Now consider Eve, who knows Alice and Bob, but doe...
159
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MSN
2005
Springer
15 years 11 months ago
2005
Springer
Key pre-distribution techniques for security provision of Wireless Sensor Networks (WSNs) have attracted significant interests recently. In these schemes, a relatively small numbe...
156
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ESORICS
2008
Springer
15 years 7 months ago
2008
Springer
Gathering and processing sensitive data is a difficult task. In fact, there is no common recipe for building the necessary information systems. In this paper, we present a provably...
127
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ICIP
2005
IEEE
16 years 7 months ago
2005
IEEE
This paper presents a novel Mod-4 steganographic method in discrete cosine transform (DCT) domain. A group of 2?2 quantized DCT coefficients (GQC) is selected as the valid embeddi...
164
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EUC
2007
Springer
15 years 11 months ago
2007
Springer
Abstract. Key pre-distribution schemes are a favored solution for establishing secure communication in sensor networks. Often viewed as the safest way to bootstrap trust, the main ...