3149 search results - page 254 / 630 » IT security risk management |
164
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ADVIS
2004
Springer
16 years 5 days ago
2004
Springer
In this paper, a practical and secure e-mail system (called “PractiSES”) that performs public key distribution and management in a unique way is proposed. PractiSES is a networ...
179
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INDOCRYPT
2003
Springer
15 years 12 months ago
2003
Springer
At Eurocrypt’91, Chaum and van Heyst introduced the concept of group signature. In such a scheme, each group member is allowed to sign messages on behalf of a group anonymously. ...
176
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NDSS
1997
IEEE
15 years 11 months ago
1997
IEEE
This paper presents a model of hierarchical organization of Certification Authorities which can be applied to any open system network. In order to study the feasibility of the pro...
163
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EEE
2004
IEEE
15 years 10 months ago
2004
IEEE
In this paper, we propose a new efficient and secure micro-payment scheme, named e-coupons, which can provide the users the facility of delegating their spending capability to oth...
172
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LISA
2007
15 years 9 months ago
2007
Firewalls have an important role in network security. However, managing firewall policies is an extremely complex task because the large number of interacting rules in single or d...