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Formal specification and management of security policies with collective group obligations

Journal of Computer Security, 2013
Obligations are an essential element of security policies since they enable the specification of many security requirements such as availability, privacy, usage control and data protection. In everyday life, the fulfillment of obligations is often the responsibility of more than one subject, e.g., “All patients must be checked by ...
Frédéric Cuppens, Nora Cuppens-Boulahia, Yehia Elrakaiby   +2 more
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Formalization and Management of Group Obligations

2009 IEEE International Symposium on Policies for Distributed Systems and Networks, 2009
The specification of abstract security policies which indirectly apply to system entities (like subjects and objects) through group relations (like roles or domains) has been shown to simplify policy specification, interpretation and analysis. In this paper, we show how the abstraction of subjects, actions and objects in obligation policies using group
Yehia El Rakaiby, Frédéric Cuppens, Nora Cuppens-Boulahia   +2 more
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Human Rights Obligations of Non-State Armed Groups

, 2016
This book is concerned with the international regulation of non-state armed groups. Specifically, it examines the possibility of subjecting armed groups to international human rights law obligations. First addressed is the means by which armed groups may
Murray, Daragh
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Within‐ and between‐group dynamics in an obligate cooperative breeder

Journal of Animal Ecology, 2019
Abstract Cooperative behaviour can have profound effects on demography. In many cooperative species, components of fitness (e.g. survival, reproductive success) are diminished in smaller social groups. These effects (termed group‐level component Allee effects) may lead smaller groups to grow relatively slowly or fail to persist (termed group‐level ...
Rosie Woodroffe, Helen M. K. O'Neill, Daniella Rabaiotti   +2 more
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Observer Perceptions of Moral Obligations in Groups With a History of Victimization

Personality and Social Psychology Bulletin, 2012
The authors investigated when observers assign contemporary group members moral obligations based on their group’s victimization history. In Experiment 1, Americans perceived Israelis as obligated to help Sudanese genocide victims and as guiltworthy for not helping if reminded of the Holocaust and its descendants were linked to this history.
Ruth H, Warner, Nyla R, Branscombe
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Group Membership and Political Obligation

Monist, 1993
Quelle est la nature et l'origine des liens entre les peuples, les gouvernements et les institutions politiques de leurs pays?
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Asymmetrical Host Switching by two Groups of Obligate Ectosymbionts of Crayfishes

Western North American Naturalist, 2021
The Snake River Pilose Crayfish, Pacifastacus connectens (Faxon 1914), previously known only from the middle Snake River drainage in south-central Idaho west to the Harney Basin in southeastern Oregon, was discovered in the lower Deschutes River in north-central Oregon co-occurring with Signal Crayfish, Pacifastacus leniusculus (Dana 1852).
Bronwyn W. Williams, Patricia G. Weaver
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