151 search results - page 30 / 31 » Using trust and risk in role-based access control policies |
PODC
2003
ACM
13 years 11 months ago
2003
ACM
We propose a new cryptographic primitive called oblivious signaturebased envelope (OSBE). Informally, an OSBE scheme enables a sender to send an envelope (encrypted message) to a ...
ICSE
2007
IEEE-ACM
14 years 5 months ago
2007
IEEE-ACM
Abstract. In this chapter we discuss the susceptibility of critical information infrastructures to computer-borne attacks and faults, mainly due to their largely computerized natur...
ER
2004
Springer
13 years 11 months ago
2004
Springer
Identity management has arisen as a major and urgent challenge for internet-based communications and information services. Internet services involve complex networks of relationshi...
ICSE
2000
IEEE-ACM
13 years 9 months ago
2000
IEEE-ACM
Is there such a thing anymore as a software system that doesn't need to be secure? Almost every softwarecontrolled system faces threats from potential adversaries, from Inter...
IEEEARES
2009
IEEE
14 years 17 days ago
2009
IEEE
—Targeting the operating system kernel, the core of trust in a system, kernel rootkits are able to compromise the entire system, placing it under malicious control, while eluding...