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» Policy-Based Cryptography and Applications
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97
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ACNS
2008
Springer
94views Cryptology» more  ACNS 2008»
15 years 7 months ago
Restricted Queries over an Encrypted Index with Applications to Regulatory Compliance
Compliance storage is an increasingly important area for businesses faced with a myriad of new document retention regulations. Today, businesses have turned to Write-One Read Many ...
Nikita Borisov, Soumyadeb Mitra
110
Voted
CHES
2005
Springer
155views Cryptology» more  CHES 2005»
15 years 6 months ago
Scalable Hardware for Sparse Systems of Linear Equations, with Applications to Integer Factorization
Motivated by the goal of factoring large integers using the Number Field Sieve, several special-purpose hardware designs have been recently proposed for solving large sparse system...
Willi Geiselmann, Adi Shamir, Rainer Steinwandt, E...
PODS
2005
ACM
119views Database» more  PODS 2005»
16 years 23 days ago
Security analysis of cryptographically controlled access to XML documents
Some promising recent schemes for XML access control employ encryption for implementing security policies on published data, avoiding data duplication. In this paper we study one ...
Bogdan Warinschi, Martín Abadi
DSN
2007
IEEE
15 years 7 months ago
Protecting Cryptographic Keys from Memory Disclosure Attacks
Cryptography has become an indispensable mechanism for securing systems, communications and applications. While offering strong protection, cryptography makes the assumption that ...
Keith Harrison, Shouhuai Xu
103
Voted
EUROCRYPT
2003
Springer
15 years 5 months ago
CAPTCHA: Using Hard AI Problems for Security
We introduce captcha, an automated test that humans can pass, but current computer programs can’t pass: any program that has high success over a captcha can be used to solve an u...
Luis von Ahn, Manuel Blum, Nicholas J. Hopper, Joh...