920 search results - page 140 / 184 » Selecting Secure Passwords |
SPEECH
2011
13 years 3 months ago
2011
In this paper our aim is to investigate the properties of the modulation domain and more specifically, to evaluate the relative contributions of the modulation magnitude and phas...
ITIIS
2010
13 years 2 months ago
2010
Anonymous hierarchical identity based encryption (HIBE) is an extension of identity based encryption (IBE) that can use an arbitrary string like an e-mail address for a public key...
ICIP
2005
IEEE
14 years 9 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...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
In data publishing, the owner delegates the role of satisfying user queries to a third-party publisher. As the publisher may be untrusted or susceptible to attacks, it could produ...
MOBISYS
2007
ACM
14 years 7 months ago
2007
ACM
To allow for an efficient usage of a device in pervasive computing environments, reliable and yet convenient user access is an important requirement. The problem becomes more comp...