135 search results - page 21 / 27 » Adaptive Security of Symbolic Encryption |
AINA
2005
IEEE
14 years 3 months ago
2005
IEEE
Security of mobile communications comes with the cost of computational overhead. Reducing the overhead in security computations is critical to ensure the overall performance of a ...
CCS
1999
ACM
14 years 2 months ago
1999
ACM
We present a novel approach to improving the security of passwords. In our approach, the legitimate user’s typing patterns (e.g., durations of keystrokes and latencies between ke...
IACR
2011
12 years 9 months ago
2011
Software drive encryption systems are vulnerable to memory attacks, in which an attacker gains physical accesses to the unattended computer, obtains the decryption keys from memor...
IJNSEC
2006
13 years 9 months ago
2006
It has always been a critical issue to find efficient methods for fast revocation of a user's identity in identity (ID)based cryptosystems. Unfortunately, none of the previou...
ICIP
2005
IEEE
14 years 11 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...