NameVarela Vaca, Ángel Jesús
DepartmentLenguajes y Sistemas Informáticos
Knowledge areaLenguajes y Sistemas Informáticos
Professional categoryProfesor Titular de Universidad
E-mailRequest
           
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Book
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IX Jornadas Nacionales de Investigación en Ciberseguridad

Reina Quintero, Antonia María; Ceballos Guerrero, Rafael; Varela Vaca, Ángel Jesús (2024)
La formación es una de las prioridades para el desarrollo de la ciberseguridad a nivel mundial, teniendo en cuenta el ...
Article
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BIGOWL4DQ: Ontology-driven approach for Big Data quality meta-modelling, selection and reasoning

Barba González, Cristóbal; Caballero, Ismael; Varela Vaca, Ángel Jesús; Cruz Lemus, José Antonio; Gómez López, María Teresa; Navas Delgado, Ismael (Elsevier B.V., 2024)
Data quality should be at the core of many Artificial Intelligence initiatives from the very first moment in which data ...
Presentation
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Pentesting en la Industria 5.0: metodología y tecnologías

Alcaraz, Cristina; Sánchez, José J.; López, Javier; Varela Vaca, Ángel Jesús; Ceballos Guerrero, Rafael; Reina Quintero, Antonia María (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2024)
Se puede observar cada vez más como las nuevas tecnologías se adaptan a los ecosistemas industriales para ir modernizando ...
Presentation
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Análisis del impacto de ciberataques neuronales aplicados a la vision

Lópezz Madejska, Victoria Magdalena; López Bernal, Sergio; Martínez Pérez, Gregorio; Huertas Celdrán, Alberto; Varela Vaca, Ángel Jesús; Reina Quintero, Antonia María; Ceballos Guerrero, Rafael (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2024)
Las interfaces cerebro-maquina (BCIs) son sistemas que interactúan con el cerebro para obtener información cerebral o ...
Presentation
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Sistema de caracterización de técnicas MITRE & ATT&CK en incidentes de ciberseguridad

Sánchez Zas, Carmen; Larriva Novo, Xavier; Villagrá, Víctor A.; Rivera, Diego; Solera Cotanilla, Sonia; Varela Vaca, Ángel Jesús; Ceballos Guerrero, Rafael; Reina Quintero, Antonia María (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2024)
En la actualidad, la ciberseguridad es un aspecto crítico debido a la complejidad creciente de los incidentes. Por ello ...
Presentation
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Mitigación de ataques bizantinos usando modelos históricos en aprendizaje federado descentralizado

Martínez Beltrán, Enrique Tomás; Sánchez Sánchez, Pedro Miguel; Bovet, Gérôme; Martínez Pérez, Gregorio; Huertas Celdrán, Alberto; Varela Vaca, Ángel Jesús; Ceballos Guerrero, Rafael; Reina Quintero, Antonia María (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2024)
El Aprendizaje Federado Descentralizado emerge como una solución prometedora para entrenar modelos de inteligencia artificial ...
Presentation
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Automating cybersecurity TTP classification based on nnstructured attack descriptions

Castaño, Felipe; Gil Lerchundi, Amaia; Orduna Urrutia, Raúl; Fidalgo Fernández, Eduardo; Alaiz Rodríguez, Rocío; Varela Vaca, Ángel Jesús; Ceballos Guerrero, Rafael; Reina Quintero, Antonia María (Universidad de Sevilla. Escuela Técnica Superior de Ingeniería Informática, 2024)
CTI sources help SOCs to share important information about incidents and attacks. Unstructured text processing gains ...
Chapter of Book
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Introductory Chapter: An Overview to the Internet of Things

Domínguez Morales, Manuel Jesús; Varela Vaca, Ángel Jesús; Miró Amarante, María Lourdes (IntechOpen, 2023)
Article
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Feature models to boost the vulnerability management process

Varela Vaca, Ángel Jesús; Borrego Núñez, Diana; Gómez López, María Teresa; Martínez Gasca, Rafael; Márquez Trujillo, Antonio Germán (Elsevier Inc., 2023)
Vulnerability management is a critical and very challenging process that allows organisations to design a procedure to ...
Article
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ELI: an IoT-aware big data pipeline with data curation and data quality

de Haro Olmo, Francisco José; Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Álvarez Bermejo, José Antonio; Gómez López, María Teresa (PeerJ, 2023)
The complexity of analysing data from IoT sensors requires the use of Big Data technologies, posing challenges such as ...
PhD Thesis
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On the enhancement of Big Data Pipelines through Data Preparation, Data Quality, and the distribution of Optimisation Problems

Valencia Parra, Álvaro; Gómez López, María Teresa; Varela Vaca, Ángel Jesús (2022)
Nowadays, data are fundamental for companies, providing operational support by facilitating daily transactions. Data has ...
Presentation
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Advisory: vulnerability analysis in software development project dependencies

Márquez Trujillo, Antonio Germán; Galindo Duarte, José Ángel; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Benavides Cuevas, David Felipe (ACM: Association for Computing Machinery, 2022)
ecurity has become a crucial factor in the development of soft ware systems. The number of dependencies in software ...
Article
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Feature models to boost the vulnerability management process

Varela Vaca, Ángel Jesús; Borrego Núñez, Diana; Gómez López, María Teresa; Martínez Gasca, Rafael; Márquez Trujillo, Antonio Germán (Elsevier, 2022)
Vulnerability management is a critical and very challenging process that allows organisations to design a procedure to ...
Presentation
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Dynamic Checks of Evidence Models for Assurance Projects in Eclipse OpenCert

Martínez, Jabier; Varela Vaca, Ángel Jesús (Springer, 2022)
The modelling of regulatory frameworks and industry stan dards, including their argumentation and expected evidence, are ...
Article
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Reasoning on the usage control security policies over data artifact business process models

Estañol, Montserrat; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Teniente, Ernest; Martínez Gasca, Rafael (ComSIS Consortium, 2022)
The inclusion of security aspects in organizations is a crucial aspect to ensure compliance with both internal and external ...
Article
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Smart Contract Languages: A Multivocal Mapping Study

Varela Vaca, Ángel Jesús; Reina Quintero, Antonia María (ACM: Association for Computing Machinery, 2022)
Blockchain is a disruptive technology that has attracted the attention of the scientific community and compa nies, as ...
Article
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A domain-specific language for the specification of UCON policies

Reina Quintero, Antonia María; Martínez Pérez, Salvador; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Cabot, Jordi (Elsevier, 2022)
Security policies constrain the behavior of all users of an information system. In any non-trivial system, these security ...
Article
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Blockchain‑based federation of wireless sensor nodes

Haro Olmo, F. J.; Álvarez Bermejo, J. A.; Varela Vaca, Ángel Jesús; López Ramos, J. A. (Springer, 2021)
Wireless sensor networks (WSNs), as an integral part of most Internet of Things (IoT) devices, are currently proliferating ...
Presentation
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A NLP-Oriented Methodology to Enhance Event Log Quality

Ramos Gutiérrez, Belén; Varela Vaca, Ángel Jesús; Ortega Rodríguez, Francisco Javier; Gómez López, María Teresa; Wynn, Moe Thandar (Springer, 2021)
The quality of event logs is a crucial cornerstone for the feasibility of the application of later process mining techniques. ...
Article
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Discovering configuration workflows from existing logs using process mining

Ramos Gutiérrez, Belén; Varela Vaca, Ángel Jesús; Galindo Duarte, José Ángel; Gómez López, María Teresa; Benavides Cuevas, David Felipe (Springer, 2021)
Variability models are used to build configurators, for guiding users through the configuration process to reach the desired ...
Article
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DMN4DQ: when data quality meets DMN

Valencia Parra, Álvaro; Parody Núñez, María Luisa; Varela Vaca, Ángel Jesús; Caballero, Ismael; Gómez López, María Teresa (Elsevier, 2021)
To succeed in their business processes, organizations need data that not only attains suitable levels of quality for the ...
Presentation
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CC4Spark: Distributing Event Logs and big complex Conformance Checking problems

Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Carmona, Josep (CEUR Workshop Proceedings (CEUR-WS.org), 2021)
Conformance checking is one of the disciplines that best exposes the power of process mining, since it allows detecting ...
Article
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Data curation in the Internet of Things: A decision model approach

Haro Olmo, Francisco José de; Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Álvarez Bermejo, José Antonio (Wiley, 2021)
Current Internet of Things (IoT) scenarios have to deal with many challenges especially when a large amount of heterogeneous ...
Chapter of Book
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Enabling Process Mining in Airbus Manufacturing : Extracting Event Logs and Discovering Processes from Complex Data

Valencia Parra, Álvaro; Ramos Gutiérrez, Belén; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; García Bernal, Antonio; Brocke, Jan Vom; Mendling, Jan; Rosemann, Michael (Springer, 2021)
Article
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Empowering conformance checking using Big Data through horizontal decomposition

Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Carmona, Josep; Bergenthum, Robin (Elsevier, 2021)
Conformance checking unleashes the full power of process mining: techniques from this discipline enable the analysis of ...
Presentation
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Curso de Especialización en Ciberseguridad, ¿están preparados nuestros docentes?

Haro Olmo, Francisco José de; Varela Vaca, Ángel Jesús; Álvarez Bermejo, José Antonio (Universidad de Castilla-La Mancha, 2021)
La aparición del nuevo título de Formación Profesional, Curso de Especialización en “Ciberseguridad en entornos de tecnologías ...
Article
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CARMEN: A framework for the verification and diagnosis of the specification of security requirements in cyber-physical systems

Varela Vaca, Ángel Jesús; Rosado, David G.; Sánchez, Luis E.; Gómez López, María Teresa; Martínez Gasca, Rafael; Fernández Medina, Eduardo (Elsevier, 2021)
In the last years, cyber-physical systems (CPS) are receiving substantial mainstream attention especially in industrial ...
Presentation
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Definition and Verification of Security Configurations of Cyber-Physical Systems

Varela Vaca, Ángel Jesús; Rosado, David G.; Sánchez, Luis Enrique; Gómez López, María Teresa; Martínez Gasca, Rafael; Fernández Medina, Eduardo (Springer, 2020)
The proliferation of Cyber-Physical Systems (CPSs) is rais ing serious security challenges. These are complex systems, ...
Presentation
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AMADEUS: Towards the AutoMAteD secUrity teSting

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Carmona Fombella, José Antonio; Gómez López, María Teresa (ACM: Association for Computing Machinery, 2020)
The proper configuration of systems has become a fundamental factor to avoid cybersecurity risks. Thereby, the analysis ...
Article
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Unleashing Constraint Optimisation Problem solving in Big Data environments

Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Parody Núñez, María Luisa; Gómez López, María Teresa (Elsevier, 2020)
The application of the optimisation problems in the daily decisions of companies is able to be used for finding the best ...
Article
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Blockchain from the Perspective of Privacy and Anonymisation: A Systematic Literature Review

Haro Olmo, Francisco José de; Varela Vaca, Ángel Jesús; Álvarez Bermejo, José Antonio (MDPI, 2020)
The research presented aims to investigate the relationship between privacy and anonymisation in blockchain technologies ...
Article
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Measuring data‑centre workfows complexity through process mining: the Google cluster case

Fernández Cerero, Damián; Varela Vaca, Ángel Jesús; Fernández Montes González, Alejandro; Gómez López, María Teresa; Álvarez Bermejo, José Antonio (Springer, 2020)
Data centres have become the backbone of large Cloud services and applica-tions, providing virtually unlimited elastic ...
Article
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A framework to secure the development and auditing of SSL pinning in mobile applications: The case of android devices

Ramírez López, Francisco José; Varela Vaca, Ángel Jesús; Ropero Rodríguez, Jorge; Luque Rodríguez, Joaquín; Carrasco Muñoz, Alejandro (MDPI AG, 2019)
The use of mobile devices has undergone rapid growth in recent years. However, on some occasions, security has been neglected ...
Article
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CyberSPL: Framework for the verification of cybersecurity policy compliance of system configurations using software product lines

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Ceballos Guerrero, Rafael; Gómez López, María Teresa; Bernáldez Torres, Pedro (MDPI, 2019)
Cybersecurity attacks affect the compliance of cybersecurity policies of the organisations. Such disadvantages may be due ...
Presentation
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Enabling Process Mining in Aircraft Manufactures: Extracting Event Logs and Discovering Processes from Complex Data

Valencia Parra, Álvaro; Ramos Gutiérrez, Belén; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; García Bernal, Antonio (CEUR Workshop Proceedings (CEUR-WS.org), 2019)
Process mining is employed by organizations to completely understand and improve their processes and to detect possible ...
Master's Final Project
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Analysis of Big Data Architectures and Pipelines: Challenges and Opportunities

Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Gómez López, María Teresa (2019)
Los continuos avances tecnológicos están promoviendo cambios en múltiples aspectos de la sociedad. Una de las consecuencias ...
Presentation
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Guidelines towards secure SSL pinning in mobile applicationsand

Ramírez López, Francisco José; Varela Vaca, Ángel Jesús; Ropero Rodríguez, Jorge; Carrasco Muñoz, Alejandro; Caro Lindo, Andrés; García Villalba, Luis Javier; Sandoval Orozco, Ana Lucila (Universidad de Extremadura, 2019)
Security is a major concern in web applications for so long, but it is only recently that the use of mobile applications ...
Presentation
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Process Mining to Unleash Variability Management: Discovering Configuration Workflows Using Logs

Varela Vaca, Ángel Jesús; Galindo Duarte, José Ángel; Ramos Gutiérrez, Belén; Gómez López, María Teresa; Benavides Cuevas, David Felipe (Association for Computing Machinery (ACM), 2019)
Variability models are used to build configurators. Configurators are programs that guide users through the configuration ...
Presentation
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DMN for Data Quality Measurement and Assessment

Valencia Parra, Álvaro; Parody Núñez, María Luisa; Varela Vaca, Ángel Jesús; Caballero, Ismael; Gómez López, María Teresa (Springer, 2019)
Data Quality assessment is aimed at evaluating the suitability of a dataset for an intended task. The extensive literature ...
Article
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Automatic Verification and Diagnosis of Security Risk Assessments in Business Process Models

Varela Vaca, Ángel Jesús; Parody Núñez, María Luisa; Martínez Gasca, Rafael; Gómez López, María Teresa (IEEE Computer Society, 2019)
Organizations execute daily activities to meet their objectives. The performance of these activities can be fundamental ...
Chapter of Book
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Model-Based Software Debugging

Ceballos Guerrero, Rafael; Abreu, Rui; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Escobet, Teresa; Bregon, Anibal; Pulido, Belarmino; Puig, Vicenç (Springer, 2019)
The complexity and size of software systems have rapidly increased in recent years, with software engineers facing ...
Chapter of Book
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Constraint-Driven Fault Diagnosis

Martínez Gasca, Rafael; Varela Vaca, Ángel Jesús; Ceballos Guerrero, Rafael; Escobet, Teresa; Bregon, Anibal; Pulido, Belarmino; Puig, Vicenç (Springer, 2019)
Constraint-Driven Fault Diagnosis (CDD) is based on the concept of constraint suspension [6], which was proposed as an ...
Presentation
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CyberSPL: Plataforma para la verificación del cumplimiento de políticas de ciberseguridad en configuraciones de sistemas usando modelos de caracterısticas

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Ceballos Guerrero, Rafael; Bernáldez Torres, Pedro (Universidad de Extremadura, 2019)
Los ataques de ciberseguridad se han convertido en un factor muy relevante que pueden contravenir el cumplimiento de las ...
Presentation
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CHAMALEON: Framework to improve Data Wrangling with Complex Data

Valencia Parra, Álvaro; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Ceravolo, Paolo (Association for Information Systems (AIS), 2019)
Data transformation and schema conciliation are relevant topics in Industry due to the incorporation of data-intensive ...
Article
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Business Process Configuration According to Data Dependency Specification

Parody Núñez, María Luisa; Gómez López, María Teresa; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (MDPI AG, 2018)
Configuration techniques have been used in several fields, such as the design of business process models. Sometimes these ...
Presentation
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Análisis de los datos y coreografia de múltiples procesos en entornos logísticos

Cisneros Carreño, Kevin Daniel; Varela Vaca, Ángel Jesús; Parody Núñez, María Luisa; Gómez López, María Teresa (Sociedad de Ingeniería de Software y Tecnologías de Desarrollo de Software (SISTEDES), 2018)
Los procesos de negocio permiten la descripción de modelos colaborativos donde varios procesos y sus instancias se puedan ...
Presentation
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FABIOLA: Towards the resolution of constraint optimization problems in big data environment

Parody Núñez, María Luisa; Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Martínez Gasca, Rafael (Association for Information Systems (AIS), 2017)
The optimization problems can be found in several examples within companies, such as the minimization of the production ...
Presentation
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FABIOLA: Arquitectura para la Optimización de Problemas en entornos de Big Data

Parody Núñez, María Luisa; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Sociedad de Ingeniería de Software y Tecnologías de Desarrollo de Software (SISTEDES), 2017)
Dentro de las organizaciones, los problemas de optimización pueden encontrarse en numerosos ejemplos, tales como minimizar ...
Presentation
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A Usage Control Model Extension for the Verification of Security Policies in Artifact-Centric Business Process Models

Varela Vaca, Ángel Jesús; Borrego Núñez, Diana; Gómez López, María Teresa; Martínez Gasca, Rafael (Springer, 2016)
Artifact-centric initiatives have been used in business processes whose data management is complex, being the simple ...
Presentation
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Governance Knowledge Management and Decision Support Using Fuzzy Governance Maps

Pérez Álvarez, José Miguel; Gómez López, María Teresa; Varela Vaca, Ángel Jesús; Rosa Troyano, Francisco Fernando de la; Martínez Gasca, Rafael (Springer, 2016)
Business process management systems incorporate the pos sibility of monitoring the behaviour of a company, by observing ...
Presentation
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Guiding the Creation of Choreographed Processes with Multiple Instances Based on Data Models

Gómez López, María Teresa; Pérez Álvarez, José Miguel; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Springer, 2016)
Choreography in business processes is used as a mechanism to communicate various organizations, by providing a method to ...
Presentation
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An Open-Source Proactive Security Infrastructure for Business Process Management

Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Jiménez Vargas, David; Martínez Gasca, Rafael; Suárez Fábrega, Antonio J.; Abad Herrera, Pedro J. (International Business Information Management Association (IBIMA), 2015)
Business Process Management Systems (BPMS) have emerged in the IT arena as cornerstone in the automation and orchestration ...
Article
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Formalization of security patterns as a means to infer security controls in business processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Oxford University Press, 2015)
The growing trend towards the automation and externalization of business processes by means of Technology Infrastructure (TI), ...
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Towards Automatic Integration of Information Security Governance and Management using a BPMS approach

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Universidad de León, 2015)
The information security management is more and more carried out by means of business processes although disregarding ...
Presentation
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Embedded Kernel customization to optimize performance and power management. An application to IoT

Álvarez Bermejo, José Antonio; Varela Vaca, Ángel Jesús; Gil Montoya, Francisco; López Ramos, Juan Antonio; Gil Montoya, Consolación (Sociedad de Arquitectura y Tecnología de Computadores (SARTECO), 2015)
Embedded systems are nowadays a cor- ner stone in research for areas such as Internet of Things. An interesting aspect ...
PhD Thesis
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OPBUS : A Framework for Improving the Dependability of Risk-Aware Business processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (2013)
Hoy en día existe una creciente tendencia a externalizar y automatizar procesos críticos y complejos mediante el uso de ...
Article
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Towards the automatic and optimal selection of risk treatments for business processes using a constraint programming approach

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Elsevier, 2013)
Context: The use of Business Process Management Systems (BPMS) has emerged in the IT arena for the automation of business ...
Presentation
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CombiS-BP Editor: Combining Declarative and Imperative Languages in BP Modelling, Demonstration paper

Parody Núñez, María Luisa; Gómez López, María Teresa; Martínez Gasca, Rafael; Varela Vaca, Ángel Jesús (IEEE Computer Society, 2013)
Business Process models allow business experts to describe the activities that must be performed to achieve a defined goal. ...
Article
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Improvement of Optimization Agreements in Business Processes involving Web Services

Varela Vaca, Ángel Jesús; Gómez López, María Teresa; Martínez Gasca, Rafael; Parody Núñez, María Luisa (2012)
Presentation
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A Security Pattern-Driven Approach toward the Automation of Risk Treatment in Business Processes

Varela Vaca, Ángel Jesús; Warschofsky, Robert; Martínez Gasca, Rafael; Pozo Hidalgo, Sergio; Meinel, Christoph (Springer, 2012)
Risk management has become an essential mechanism for business and security analysts, since it enable the identification, ...
Article
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CONFIDDENT: A model-driven consistent and non-redundant layer-3 firewall ACL design, development and maintenance framework

Pozo Hidalgo, Sergio; Martínez Gasca, Rafael; Reina Quintero, Antonia María; Varela Vaca, Ángel Jesús (Elsevier, 2012)
Design, development, and maintenance of firewall ACLs are very hard and error-prone tasks. Two of the reasons for ...
Presentation
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OPBUS: Risk-aware framework for the conformance of security-quality requirements in business processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Pozo Hidalgo, Sergio (IEEE Computer Society, 2011)
Several reports indicate that one of the most important business priorities is the improvement of business and IT management. ...
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A Model-Driven Engineering approach with Diagnosis of Non-Conformance of Security Objectives in Business Process Models

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Jiménez Ramírez, Andrés (IEEE Computer Society, 2011)
Several reports indicate that the highest business priorities include: business improvement, security, and IT management. The ...
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Contract-based test generation for data flow of business processes using constraint programming

Jiménez Ramírez, Andrés; Martínez Gasca, Rafael; Varela Vaca, Ángel Jesús (IEEE Computer Society, 2011)
The verification of the properties of a business process (BP) has become a significant research topic in recent years. In ...
Article
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Fault Tolerance Framework using Model-Based Diagnosis: Towards Dependable Business Processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Borrego Núñez, Diana; Pozo Hidalgo, Sergio (International Academy, Research, and Industry Association (IARIA), 2011)
Several reports indicate that one of the most important business priorities is the improvement of business and IT management. ...
Presentation
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A Quadratic, Complete, and Minimal Consistency Diagnosis Process for Firewall ACLs

Pozo Hidalgo, Sergio; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (IEEE Computer Society, 2010)
Developing and managing firewall Access Control Lists (ACLs) are hard, time-consuming, and error-prone tasks for a variety ...
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OPBUS: Automating Structural Fault Diagnosis for Graphical Models in the Design of Business Processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Parody Núñez, María Luisa (The Prognostics and Health Management Society (PHM Society), 2010)
When quality is considered in the design stages of business processes, fault diagnosis must be taken into account. In the ...
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OPBUS: Fault Tolerance Against Integrity Attacks in Business Processes

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Springer, 2010)
Management and automation of business processes have become essential tasks within IT organizations. Nowadays, executable ...
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Towards Dependable Business Processes with Fault-Tolerance Approach

Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Borrego Núñez, Diana; Pozo Hidalgo, Sergio (IEEE Computer Society, 2010)
The management and automation of business processes have become an essential tasks within IT organizations. Companies could ...
Presentation
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Efficient algorithms and abstract data types for local inconsistency isolation in firewall ACLS

Pozo Hidalgo, Sergio; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael; Ceballos Guerrero, Rafael (Institute for Systems and Technologies of Information, Control and Communication (INSTICC), 2009)
Writing and managing firewall ACLs are hard, tedious, time-consuming and error-prone tasks for a wide range of reasons. ...
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AFPL2, An Abstract Language for Firewall ACLs with NAT support

Pozo Hidalgo, Sergio; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (IEEE Computer Society, 2009)
The design and management of firewall ACLs is a very hard and error-prone task. Part of this complexity comes from the ...
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MDA-Based Framework for Automatic Generation of Consistent Firewall ACLs with NAT

Pozo Hidalgo, Sergio; Varela Vaca, Ángel Jesús; Martínez Gasca, Rafael (Springer, 2009)
The design and management of firewall ACLs is a very hard and er ror-prone task. Part of this complexity comes from the ...
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Fast Algorithms for Local Inconsistency Detection in Firewall ACL Updates

Pozo Hidalgo, Sergio; Ceballos Guerrero, Rafael; Martínez Gasca, Rafael; Varela Vaca, Ángel Jesús (IEEE Computer Society, 2008)
Filtering is a very important issue in next generation networks. These networks consist of a relatively high number of ...
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Polynomial Heuristic Algorithms for Inconsistency Characterization in Firewall Rule Sets

Pozo Hidalgo, Sergio; Ceballos Guerrero, Rafael; Martínez Gasca, Rafael; Varela Vaca, Ángel Jesús (IEEE Computer Society, 2008)
Firewalls provide the first line of defence of nearly all networked institutions today. However, Firewall ACLs could have ...