Sciweavers

Share
warning: Creating default object from empty value in /var/www/modules/taxonomy/taxonomy.module on line 1416.
IEEEIA
2009
10 years 19 days ago
Information Leakage Detection in Distributed Systems using Software Agent
Covert channel attacks utilize shared resources to indirectly transmit sensitive information to unauthorized parties. Current security mechanisms such as SELinux rely on tagging th...
Yung-Chuan Lee, Stephen Bishop, Hamed Okhravi, Sha...
TSE
2010
120views more  TSE 2010»
10 years 1 months ago
Time and Probability-Based Information Flow Analysis
Abstract—In multilevel systems it is important to avoid unwanted indirect information flow from higher levels to lower levels, namely the so called covert channels. Initial stud...
Ruggero Lanotte, Andrea Maggiolo-Schettini, Angelo...
IJNSEC
2007
194views more  IJNSEC 2007»
10 years 2 months ago
Covert Channel Forensics on the Internet: Issues, Approaches, and Experiences
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 ...
Ashish Patel, M. Shah, Rajarathnam Chandramouli, K...
COMSUR
2007
101views more  COMSUR 2007»
10 years 2 months ago
A survey of covert channels and countermeasures in computer network protocols
Covert channels are used for the secret transfer of information. Encryption only protects communication from being decoded by unauthorised parties, whereas covert channels aim to ...
Sebastian Zander, Grenville J. Armitage, Philip Br...
IJISEC
2008
119views more  IJISEC 2008»
10 years 2 months ago
Estimating the maximum information leakage
Preventing improper information leaks is a greatest challenge of the modern society. In this paper we present a technique for measuring the ability of several families of adversari...
Alessandro Aldini, Alessandra Di Pierro
ENTCS
2006
145views more  ENTCS 2006»
10 years 2 months ago
A Classification of Time and/or Probability Dependent Security Properties
In multilevel systems it is important to avoid unwanted indirect information flow from higher levels to lower levels, namely the so called covert channels. Initial studnformation ...
Ruggero Lanotte, Andrea Maggiolo-Schettini, Angelo...
CCS
2006
ACM
10 years 6 months ago
Hot or not: revealing hidden services by their clock skew
Location-hidden services, as offered by anonymity systems such as Tor, allow servers to be operated under a pseudonym. As Tor is an overlay network, servers hosting hidden service...
Steven J. Murdoch
SP
1996
IEEE
116views Security Privacy» more  SP 1996»
10 years 7 months ago
Defining Noninterference in the Temporal Logic of Actions
Covert channels are a critical concern for multilevel secure (MLS) systems. Due to their subtlety, it is desirable to use formal methods to analyze MLS systems for the presence of...
Todd Fine
ICDCSW
2005
IEEE
10 years 8 months ago
Capacity Estimation of Non-Synchronous Covert Channels
Capacity estimation is an important part of covert channel analysis. It measures the severity of a covert channel by estimating the maximum information rate attainable over it. Tr...
Zhenghong Wang, Ruby B. Lee
INFOCOM
2007
IEEE
10 years 9 months ago
Mutual Anonymous Communications: A New Covert Channel Based on Splitting Tree MAC
—Known covert channel based on splitting algorithms in Medium Access Control (MAC) protocols requires the receiver’s knowledge of the sender’s identity. In this paper we pres...
Zhenghong Wang, Jing Deng, Ruby B. Lee
books