77 search results - page 7 / 16 » On the Security of Pseudorandomized Information-Theoreticall... |
CRYPTO
2012
Springer
11 years 11 months ago
2012
Springer
We construct a functional encryption scheme secure against an a-priori bounded polynomial number of collusions for the class of all polynomial-size circuits. Our constructions req...
ISCAS
2008
IEEE
14 years 3 months ago
2008
IEEE
— The lack of robust tamper-proofing techniques in security applications has provided attackers the ability to virtually circumvent mathematically strong cryptographic primitive...
ESORICS
2006
Springer
14 years 8 days ago
2006
Springer
Abstract. Many theoretical PIR (Private Information Retrieval) constructions have been proposed in the past years. Though information theoretically secure, most of them are impract...
CRYPTO
2003
Springer
14 years 1 months ago
2003
Springer
We describe a block-cipher mode of operation, CMC, that turns an n-bit block cipher into a tweakable enciphering scheme that acts on strings of mn bits, where m ≥ 2. When the und...
SASN
2005
ACM
14 years 2 months ago
2005
ACM
Many emerging applications in both wired and wireless networks, such as information dissemination and distributed collaboration in an adversarial environment, need support of secu...