Lorena González-Manzano

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An interconnected world is what current technologies look for, being Web Based Social Networks (WBSNs) a promising development in this regard. Four desirable WBSN features are identified, namely, interoperability, reusability, protection against WBSNs providers and indirect relationships. A protocol, called U+F, addressed interoperability and reusability of(More)
In the era of hyper-connectivity Web-Based Social Networks (WBSNs) are demanding applications. They facilitate the interaction of huge amounts of users and the development of appropriate Access Control Models (ACMs) is an arising necessity. Particularly, the development of WBSNs ACMs with expressive power and capable of managing access control along the(More)
Nowadays, both the amount of cyberattacks and their sophistication have considerably increased, and their prevention concerns many organizations. Cooperation by means of information sharing is a promising strategy to address this problem, but unfortunately it poses many challenges. Indeed, looking for a win-win environment is not straightforward and(More)
With the spread of Web-Based Social Networks (WBSNs) managing access to data is a challenging matter. Providing personalized, ne-grained access control is essential to build trusted WBSNs. WBSNs data can be associated with owners and co-owners, namely users who upload the data and users who are linked to uploaded data respectively. Thus, a privacy-friendly(More)