Juan Antonio López Ramos

Articles in Scientific Journals

2018

Juan Antonio López Ramos; Joachim Rosental; Davide Schipani; Reto Schnyder. An application of group theory in confidential network communications Mathematical Methods in the Applied Sciences. 41 - 6, pp. 2294 - 2298. 2018.
José Antonio Álvarez Bermejo; Juan Antonio López Ramos. 2017. Blind signatures using light variations in CCD sensors as a pattern to avoid identity forging Mathematical Methods in the Applied Sciences. Wiley. 41 - 6, pp. 2319 - 2327. 2018.
José Antonio Álvarez Bermejo; Diego Pedro Morales Santos; Encarnación Castillo Morales; Luis Parrilla; Juan Antonio López Ramos et al. 2018. Efficient image-based analysis of fruit surfaces using CCD cameras and smartphones, The Journal of Supercomputing. Springer. 2018.
Luis Parrilla; José Antonio Álvarez Bermejo; Encarnación Castillo Morales; Diego Pedro Morales Santos; Juan Antonio López Ramos; Antonio García et al. 2018. Elliptic Curve Cryptography hardware accelerator for high-performance secure servers The Journal of Supercomputing. Springer. 2018.
Luis Parrilla; Encarnación Castillo Morales; Juan Antonio López Ramos; José Antonio Álvarez Bermejo; Antonio García; Diego Pedro Morales Santos et al. 2018. Unified Compact ECC-AES Co-Processor with Group-Key Support for IoT Devices in Wireless Sensor Networks Sensors. MPDI. 18 - 251. 2018.

2017

Mohamed Baouch; Juan Antonio Lopez Ramos; Blas Torrecillas Jover; Reto Schnyder. An active attack on a distributed group key exchange system. Advances in Mathematics of Communications. 11 - 4, pp. 715 - 717. 01/11/2017.
Juan Antonio López Ramos; Joachim Rosenthal; Davide Schipani; Reto Schnyder. Group key management based on semigroup actions. Journal of Algebra and its Applications. 16 - 5, World Scientific, 2017.

2016

Reto Schnyder; Juan Antonio López Ramos; Joachim Rosenthal; Davide Schipani. An active attack on a multiparty key exchange protocol. Journal of Algebra Combinatorics Discrete Structures and Applications. 3 - 1, pp. 31 - 36. 2016.
José Antonio Álvarez Bermejo; María Antonela Lodroman; Juan Antonio López Ramos. Distributed key agreement for group communications based on elliptic curves. An application to sensor networks.Mathematical Methods in the Applied Sciences. 39 - 16, pp. 4797 - 4809. Wiley, 2016.
Joan-Josep Climent Coloma; Juan Antonio López Ramos. Public Key Protocols over the ring E_p^m. Advances in Mathematics of Communications. 10 - 4, pp. 861 - 870. American Institute of Mathematical Sciences, 2016.

2015

José Antonio Álvarez Bermejo; María Antonela Lodroman; Juan Antonio López Ramos. A blind signature-based protocol for tracing traitors. International Journal of Computer Mathematics. 92 - 9, pp. 1764 - 1774. Taylor and Francis, 2015.
José Antonio Álvarez Bermejo; José María Arrufat; Juan Antonio López Ramos. A parallel algorithm for secure multicast. The Journal of Supercomputing. 71 - 5, pp. 1803 - 1816. Springer, 2015.
Juan Ramón García Rozas; Juan Antonio López Ramos; Blas Torrecillas Jover. Semidualizing and tilting adjoint pairs, applications to comodules. Bulletin of the Malaysian Mathematical Sciences Society. 38 - 1, pp. 197 - 218. Springer, 2015.

2014

José Antonio Álvarez Bermejo; María Antonela Lodroman; Juan Antonio López Ramos. A decentralized protocol for mobile control access. The Journal of Supercomputing. 70 - 2, pp. 709 - 720. Springer, 2014.

2013

José Antonio Álvarez Bermejo; Nicolás Antequera Rodríguez; Raquel García Rubio; Juan Antonio López Ramos. A scalable server for key distribution and its application to accounting. The Journal of Supercomputing. 64 - 1, pp. 132 - 143. Springer, 2013.
José Antonio Álvarez Bermejo; Juan Antonio López Ramos. A secure multicast protocol based on pairings on elliptic curves. International Journal of Information Security Science. 2 - 4, pp. 108 - 118. 2013.
José Antonio Álvarez Bermejo; Nicolás Antequera Rodríguez; Juan Antonio López Ramos. Hierarchical approaches for multicast based on Euclid’s algorithm. The Journal of Supercomputing. 65 - 3, pp. 1164 - 1178. Springer, 2013.
Joan-Josep Climent Coloma; Juan Antonio López Ramos; Pedro Rodríguez Navarro; Leandro Tortosa Grau. Key agreement protocols for distributed secure multicast over the ring E_p(m). WIT Transactions on Information and Communication Technologies. 45, pp. 14 - 24. WIT Press, 2013.
Nicolás Antequera Rodríguez; Raquel García Rubio; Juan Antonio López Ramos. Secure auditing and e-commerce. International Journal of Computer Information Systems and Industrial Management Applications. 5, pp. 581 - 588. Mir Labs, 2013.
José María García Rubira; Juan Antonio López Ramos. Tensor products of ideal codes over Hopf algebras. Science China Mathematics. 56 - 4, pp. 737 - 744. Science China Press, 2013.

2012

Juan Álvaro Muñoz Naranjo; Nicolás Antequera Rodríguez; Leocadio González Casado; Juan Antonio López Ramos. A suite of algorithms for key distribution and authentication in centralized secure multicast environments. Journal of Computational and Applied Mathematics. 236, pp. 3042 - 3051. Elsevier, 2012.

2011

Jesús Vigo Aguiar; Juan Antonio López Ramos. Applications of Computational Mathematics in Science and Engineering. International Journal of Computer Mathematics. 88 - 9, pp. 1805 - 1807. Taylor and Francis, 2011.
Juan Cuadra Díaz; José María García Rubira; Juan Antonio López Ramos. Determining all indecomposable codes over some Hopf algebras. Journal of Computational and Applied Mathematics. 235 - 7, pp. 1833 - 1839. Elsevier, 2011.
Juan Álvaro Muñoz Naranjo; Leocadio González Casado; Juan Antonio López Ramos. Group Oriented Renewal of Secrets and Its Application to Secure Multicast. Journal of Information Science and Engineering. 27, pp. 1303 - 1313. Academia Sinica, 2011.

2010

Juan Antonio López Ramos. Relative spectral sequences with applications to Gorenstein dimensions. Houston Journal of Mathematics. 36 - 1, pp. 43 - 53. UH Department of Mathematics, 2010.

2008

Juan Antonio López Ramos. Gorenstein injective and projective modules and actions of finite-dimensional Hopf algebras. Arkiv för Matematik. 46, pp. 349 - 361. Springer, 2008.
José María García Rubira; Juan Antonio López Ramos; Justo Peralta López. Idempotents and sharing-secret schemes. Aplimat-Journal of Applied Mathematics and Engineering. 1 - 1, pp. 37 - 44. Slovak University of Technology in Bratislava, 2008.

2007

Edgar Enochs; Juan Antonio López Ramos. Gorenstein injective envelopes and covers over nperfect rings. Quaestiones Mathematicae. 30 - 1, pp. 35 - 44. Taylor and Francis, 2007.

2005

Edgar Enochs; Overtoun Jenda; Juan Antonio López Ramos. A non-commutative generalization of Auslander's last theorem. International Journal of Mathematics and Mathematical Sciences. 9, pp. 1473 - 1480. Hindawi Publishing Corporation, 2005.
Edgar Enochs; Overtoun Jenda. Covers and envelopes by V-Gorenstein modules. Communications in Algebra. 33 - 12, pp. 4705 - 4717. Taylor and Francis, 2005.
Edgar Enochs; Overtoun Jenda; Juan Antonio López Ramos. Dualizing modules and n-perfect rings. Proceedings of the Edinburgh Mathematical Society. 48, pp. 75 - 90. Cambridge University Press, 2005.

2004

Juan Antonio López Ramos; Constantine Nastasescu; Blas Torrecillas Jover. Minimal Projective Resolutions for Comodules. K-Theory. 32, pp. 357 - 364. Kluwer Academic Publishers, 2004.
Edgar Enochs; Juan Antonio López Ramos. Relative homological coalgebras. Acta Mathematica Hungarica. 104 - 4, pp. 331 - 343. Springer, 2004.
Edgar Enochs; Overtoun Jenda; Juan Antonio López Ramos. The existence of Gorenstein flat covers. Mathematica Scandinavica. 94, pp. 46 - 62. Societates Matematicae Daniae Feniae Islandiae Norvegiae Sveciae, 2004.

2003

María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Gorenstein Modules over Zariski Filtered Rings. Communications in Algebra. 31 - 9, pp. 4371 - 4385. Taylor and Francis, 2003.

2002

Stephen Aldrich; Edgar Enochs; Juan Antonio López Ramos. Derived Functors of Hom Relative to Flat Covers. Mathematische Nachrichten. 242, pp. 17 - 26. Wiley, 2002.
Edgar Enochs; Juan Antonio López Ramos. Kaplansky Classes. Rendiconti del Seminario Matematico della Universita di Padova. 107, pp. 67 - 79. Thomson, 2002.
Edgar Enochs; Juan Antonio López Ramos; Blas Torrecillas Jover. On Matlis dualizing modules. International Journal of Mathematics and Mathematical Sciences. 30 - 11, pp. 659 - 665. Hindawi, 2002.

2001

Edgar Enochs; Juan Antonio López Ramos. Graded Matlis duality and applications to covers. Quaestiones Mathematicae. 24, pp. 555 - 564. Taylor and Francis, 2001.
María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover; Freddy Van Oystaeyen. Injective dimension of filtered and graded rings. Bulletin mathématiques de la Société des sciences mathématiques de Roumanie. 44 - 4, pp. 297 - 308. Bucureti : S.S.M., 2001.
Juan Ramón García Rozas; Juan Antonio López Ramos. On the existence of flat covers in R-gr. Communications in Algebra. 29 - 8, pp. 3341 - 3349. Taylor and Francis, 2001.

2000

María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Gorenstein gr-injective modules over graded isolated singularities. Communications in Algebra. 28 - 7, pp. 3197 - 3207. Taylor and Francis, 2000.

1999

María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Covers and envelopes over gr-Gorenstein rings. Journal of Algebra. 215, pp. 437 - 459. Elsevier, 1999.
María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Gorenstein coalgebras. Acta Mathematica Hungarica. 85 - 1-2, pp. 187 - 198. Springer, 1999.

1998

María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Gorenstein gr-flat modules. Communications in Algebra. 26 - 10, pp. 3195 - 3209. Taylor and Francis, 1998.
María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. Gorenstein gr-injective and gr-projective modules. Communications in Algebra. 26 - 1, pp. 225 - 240. Taylor and Francis, 1998.

Book chapters

2017

Juan Antonio López Ramos; Joachim Rosenthal; Davide Schipani; Reto Schnyder. An Active Attack on CLIQUES. Proceedings of the 17th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2017. pp. 1291 - 1294. CMMSE, 2017
José Antonio Álvarez Bermejo; Diego Pedro Morales Santos; Encarnación Castillo Morales; Luis Parrilla Roure; Juan Antonio López Ramos. Efficient image based analysis of fruit surface: optimization of post-harvest costs. Proceedings of the 17th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2017. pp. 2091 - 2099. CMMSE, 2017
Luis Parrilla Roure; José Antonio Álvarez Bermejo; Encarnación Castillo Morales; Juan Antonio López Ramos; Diego Pedro Morales Santos. Hardware implemented ECC co-processor for High-Performance Cryptographic Servers. Proceedings of the 17th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2017. pp. 1637 - 1648. CMMSE, 2017.

2016

José Antonio Álvarez Bermejo; Juan Antonio López Ramos. A secure and efficient ECC method to avoid impersonation for the SIP protocol. Proceedings of the 16th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2016. pp. 76 - 85. CMMSE, 2016.
Juan Antonio López Ramos; Joachim Rosenthal; Davide Schipani; Reto Schnyder. Distributed Group Key Exchanges reusing randomness. Proceedings of the 16th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2016. pp. 800 - 804. CMMSE, 2016.

2015

Francisco Gil Montoya; José Antonio Álvarez Bermejo; Ángel Varela Vaca; Juan Antonio López Ramos; Consolación Gil Montoya. Embedded kernel customization to optimize performance and power management. An application to IoT. ACTAS DE LAS JORNADAS DE COMPUTACIÓN EMPOTRADA - JCE2015. pp. 89 - 94. 2015.
José Antonio Álvarez Bermejo; Maria Antonela Lodroman; Juan Antonio López Ramos. Group key agreement on elliptic curves. An application to sensor networks. Proceedings of the 15th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2015. pp. 118 - 124. CMMSE, 2015.
Juan Antonio López Ramos; Joachim Rosenthal; Davide Schipani. Intercambios de clave en grupo inducidos por acciones lineales. Avances en Matemática Discreta en Andalucía. Actas del congreso IX Encuentro Andaluz de Matemática Discreta. pp. 173 - 180. Editorial Universidad de Almería, 2015.

2014

José Antonio Álvarez Bermejo; José María Arrufat; Juan Antonio López Ramos. A parallel algorithm for secure multicast. Proceedings of the 14th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2014. pp. 65 - 70. CMMSE, 2014.
Joan-Josep Climent Coloma; Juan Antonio López Ramos; Leandro Tortosa Grau. Criptosistemas de clave pública basados en acciones del anillo E_p(m). Actas del Congreso XIII Reunión Española de Criptografía y Seguridad de la Información, RECSI 2014. pp. 57 - 61. 2014.
Juan Antonio López Ramos; Justo Peralta López. Secret sharing in compartmented groups using ideal codes. 21st International Symposium on Mathematical Theory of Networks and Systems. pp. 932 - 937. MTNS, 2014.

2013

José Antonio Álvarez Bermejo; Maria Antonela Lodroman; Juan Antonio López Ramos. An ECC based agreeement protocol for mobile access control. Proceedings of the 13th International Conference in Computational and Mathematical Methods in Science and Engineering CMMSE 2013. pp. 86 - 92. CMMSE, 2013.
Maria Antonela Lodroman; Juan Antonio López Ramos. Tracing traitors via elliptic curves. Proceedings of the 13th International Conference in Computational and Mathematical Methods in Science and Engineering CMMSE 2013. pp. 927 - 933. CMMSE, 2013.
José Antonio Álvarez Bermejo; Juan Antonio López Ramos. Tracking Traitors in Web Services via Blind Signatures. International Joint Conference CISIS 12-ICEUTE 12- SOCO 12 in Advances in Intelligent Systems and Computing. 189, pp. 87 - 96. Springer, 2013.

2012

Joan-Josep Climent Coloma; Juan Antonio López Ramos; Pedro Rodríguez Navarro; Leandro Tortosa Grau. A key agreement protocol for distributed secure multicast on a non-commutative ring. Proceedings of the 12th International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2012. pp. 329 - 335. CMMSE, 2012.
José Antonio Álvarez Bermejo; Nicolás Antequera Rodríguez; Juan Antonio López Ramos. Hierarchical approaches for multicast based on Euclid's algorithm. Proceedings of the 2012 International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2012. pp. 102 - 109. CMMSE, 2012.
José Antonio Álvarez Bermejo; José María Arrufat; Juan Antonio López Ramos. Una implementación paralela del CRA con aplicaciones criptográficas. VIII Jornadas de Matemática Discreta y Algorítmica. pp. 267 - 274. Editorial Universidad de Almería, 2012.

2011

Juan Álvaro Muñoz Naranjo; Justo Peralta López; Juan Antonio López Ramos. A Pervasive Polling Secret-Sharing Based Access Control Protocol for Sensitive Information. Handbook on Research on Mobility and Computing: Evolving Technologies and Ubiquitous Impacts. I, pp. 188 - 202. IGI Global, 2011.
José Antonio Álvarez Bermejo; Juan Antonio López Ramos. An efficient Java-Based Multhreaded and GPU port of an implementation based on A secure Multicast Protocol. Proceedings of the 2011 International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2011. pp. 103 - 112. CMMSE, 2011.
Nicolás Antequera Rodríguez; Juan Antonio López Ramos. Pairings and secure multicast. Proceedings of the 2011 International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2011. pp. 114 - 119. CMMSE, 2011.
Nicolás Antequera Rodríguez; Juan Antonio López Ramos. Remarks and countermeasures on a cryptoanalysis of a secure multicast protocol. Proceedings of the 7th International Conference on Next Generation Web Services Practices. pp. 210 - 214. 2011.

2010

Juan Álvaro Muñoz Naranjo; Leocadio González Casado; Juan Antonio López Ramos. A Key Distribution Scheme for Live Streaming Multi-tree Overlays. Proceedings of the 3rd International Conference on Computational Intelligence in Security for Information Systems (CISIS 2010) in Advances in Intelligent and Soft Computing. 85, pp. 223 - 230. Springer-Verlag, 2010.
Juan Álvaro Muñoz Naranjo; Juan Antonio López Ramos; Leocadio González Casado. Applications of the Extended Euclidean Algorithm to Privacy and Secure Communications. Proceedings of the 2010 International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2010. pp. 702 - 713. CMMSE, 2010.
Juan Cuadra Díaz; José María García Rubira; Juan Antonio López Ramos. Codes as Ideals Over Some Pointed Hopf Algebras. Proceedings of the 19th International Symposium on Mathematical Theory of Networks and Systems – MTNS 2010. pp. 1287 - 1291. MTNS, 2010.
José Antonio Álvarez Bermejo; Juan Antonio López Ramos; Francisco Gálvez Sánchez. Hardware Secure Access to Server and Applications. Information Communication Technology Law, Protection and Access Rights: Global Approaches and Issues. pp. 327 - 345. IGI Global, 2010.
Juan Álvaro Muñoz Naranjo; Leocadio González Casado; Juan Antonio López Ramos. Key refreshment in overlay networks: a centralized secure multicast scheme proposal. Actas de las XXI Jornadas de Paralelismo. pp. 931 - 938. Garceta, Grupo Editorial, 2010.
José Antonio Gázquez Parra; Nuria Novas Castellano; Juan Antonio López Ramos. Wireless teleoperation system for vehicles based on automaton and secure communications. Proceedings of the 2010 International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2010. pp. 1118 - 1128. CMMSE, 2010.

2009

Juan Cuadra Díaz; José María García Rubira; Juan Antonio López Ramo. Determining all indecomposable codes over some Hopf algebras. Proceedings of the International Conference on Computational and Mathematical Methods in Science and Engineering, CMMSE 2009. pp. 331 - 340. CMMSE, 2009.
Juan Álvaro Muñoz Naranjo; Juan Antonio López Ramos; Leocadio González Casado. Esquemas Dinamicos de Distribucion de Claves en Redes Peer-to-peer Multimedia. Actas de las XX Jornadas de Paralelismo. pp. 583 - 586. 2009.
Juan Álvaro Muñoz Naranjo; Juan Antonio López Ramos; Leocadio González Casado. Key Management Schemes for Peer-to-Peer Multimedia Streaming Overlay Networks. IFIP International Workshop on Information Security Theory and Practices WISTP 2009: Information Security Theory and Practice. Smart Devices, Pervasive Systems, and Ubiquitous Networks in Lecture Notes in Computer Sciences. 5746, pp. 128 - 142. Springer, 2009.

2000

María Jesús Asensio Del Águila; Juan Antonio López Ramos; Blas Torrecillas Jover. FP-gr-injective modules and gr-FC rings. Lecture Notes in Pure and Applied Mathematics. 208, pp. 1 - 11. Marcel Dekker, Inc., 2000.

Books and monographs

2001

Edgar Enochs; Juan Antonio López Ramos. Gorenstein Flat Modules. Nova Science Publishers, Inc., 2001.

1998

Juan Antonio López Ramos. Homología Relativa Gorenstein Graduada. Universidad de Almería, 1998.