Search for dissertations about: "role based access control"

Showing result 1 - 5 of 60 swedish dissertations containing the words role based access control.

  2. 1. State-based Channel Access for a Network of Control Systems

    Author : Chithrupa Ramesh; Karl Henrik Johansson; Henrik Sandberg; Joao Hespanha; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; networked control; multiple access; event-based; Electrical Engineering; Elektro- och systemteknik;

    Abstract : Wireless networked control systems use shared wireless links to communicate between sensors and controllers, and require a channel access policy to arbitrate access to the links. Existing multiple access protocols perform this role in an agnostic manner, by remaining insular to the applications that run over the network. READ MORE

  4. 2. Bringing role-based access control to distributed systems

    Author : Mats Gustafsson; Linköpings universitet; []
    Keywords : ;

    Abstract : .... READ MORE

  5. 3. Stealthy Sensor Attacks on Feedback Systems : Attack Analysis and Detector-based Defense Mechanisms

    Author : David Umsonst; Henrik Sandberg; Hideaki Ishii; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Electrical Engineering; Elektro- och systemteknik;

    Abstract : In this thesis, we investigate sensor attacks on feedback systems and how anomaly detectors can be used as a defense mechanism. We consider an attacker with access to all sensor measurements and full knowledge about the closed-loop system model. READ MORE

  6. 4. Pastoralists, Mobility and Conservation : Shifting rules of access and control of grazing resources in Kenya's northern drylands

    Author : Annemiek Pas Schrijver; Lowe Börjeson; Elizabeth E. Watson; Mats Widgren; Caroline Upton; Stockholms universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; pastoralism; livestock mobility; conservation; community conservancy; Northern Rangelands Trust; political ecology; access; institutions; governmentality; territoriality; Samburu; Laikipia; Isiolo; Kenya; Geography with Emphasis on Human Geography; geografi med kulturgeografisk inriktning;

    Abstract : Pastoral mobility is seen as the most effective strategy to make use of constantly shifting resources. In northern Kenya, mobile pastoralism as a highly-valued strategy to manage grazing areas and exploit resource variability is becoming more complex. READ MORE

  7. 5. Open access and closed discourses : Constructing open access as a development issue

    Author : Jutta Haider; Eva Hemmungs Wirtén; Lunds Universitet; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES;

    Abstract : This thesis investigates the connection between open access – the free online availability and distribution of scientific and scholarly publications – and the ‘developing world’ from a post- development perspective. It takes a discourse analytical approach, drawing predominantly on Michel Foucault’s understanding of discourse. READ MORE