63 search results - page 2 / 13 » Detecting covert timing channels: an entropy-based approach |
ICFP
2012
ACM
11 years 7 months ago
2012
ACM
When termination of a program is observable by an adversary, confidential information may be leaked by terminating accordingly. While this termination covert channel has limited ...
DSN
2008
IEEE
13 years 12 months ago
2008
IEEE
Exploiting packets’ timing information for covert communication in the Internet has been explored by several network timing channels and watermarking schemes. Several of them em...
IJNSEC
2007
13 years 5 months ago
2007
The exponential growth of the Internet (WWW in particular) has opened-up several avenues for covert channel communication. Steganographic communication is one such avenue. Hiding ...
IEEEIA
2009
13 years 3 months ago
2009
Covert channel attacks utilize shared resources to indirectly transmit sensitive information to unauthorized parties. Current security mechanisms such as SELinux rely on tagging th...
IFIPTM
2009
13 years 3 months ago
2009
Effective defense against Internet threats requires data on global real time network status. Internet sensor networks provide such real time network data. However, an organization...