Browsing by Author "Astarloa, Armando"
Now showing items 1-18 of 18
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A Fixed-Latency Architecture to Secure GOOSE and Sampled Value Messages in Substation Systems
Rodríguez, Mikel; Lázaro Arrotegui, Jesús; Bidarte Peraita, Unai ; Jiménez Verde, Jaime; Astarloa Cuéllar, Armando Fermín (IEEE, 2021-03-26)International Electrotechnical Commission (IEC) 62351-6 standard specifies the security mechanisms to protect real-time communications based on IEC 61850. Generic Object Oriented Substation Events (GOOSE) and Sampled Value ... -
A Survey on IEEE 1588 Implementation for RISC-V Low-Power Embedded Devices
Arteaga, Alejandro; Muguira Urtubi, Leire ; Jiménez Verde, Jaime; Gárate Añibarro, José Ignacio; Astarloa Cuéllar, Armando Fermín (MDPI, 2024-01-22)IEEE 1588, also known as the Precision Time Protocol (PTP), is a standard protocol for clock synchronization in distributed systems. While it is not architecture-specific, implementing IEEE 1588 on Reduced Instruction Set ... -
Arquitecturas system-on-chip para cyber physical system gateway en smart grid
Urbina Gamboa, Wilmer Marcelo (2019-06-28)La forma en que funciona la red eléctrica no ha cambiado mucho desde su creación en la década de 1930, los métodos y medios de transmisión de los datos siguen siendo similares. Aunque la infraestructura general permanece ... -
AXI Lite redundant on-chip bus interconnect for high reliability systems
Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Zuloaga Izaguirre, Aitzol; Araujo Parra, José Ángel ; Jiménez Verde, Jaime (IEEE, 2023-04-27)Nowadays, system-on-chips have become critical since they support more and more safe applications due to their flexibility. However, they are susceptible to single-event upsets because the memory cell size has significantly ... -
Demostrador de control de motores basado en un microprocesador RISC-V
Zaballa Orduna,Jaime (2023-10-10)RISC-V es una ISA nacida en el entorno académico que ha ido ganando relevancia con el tiempo hasta convertirse en la arquitectura de microcontroladores abierta más consolidada del mercado. Aunque se trata de una tecnología ... -
Design and Evaluation of a RISC-V based SoC for Satellite on-board Networking
Núñez, Ander; Astarloa Cuéllar, Armando Fermín; Lázaro Arrotegui, Jesús; Rodríguez, Mikel; Modroño, David (Malaga University, 2023-11-17)SpaceWire is a communication protocol that has become widely used in spacecraft for connecting instruments to data processors, mass-memory, and control processors. Field-Programmable Gate Arrays (FPGAs) have been a popular ... -
Duplicate and Circulating Frames Discard Methods for PRP and HSR (IEC62439-3)
Araujo Parra, José Ángel ; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Zuloaga Izaguirre, Aitzol; Moreira Ciruelos, Naiara (IEEE, 2013-11)Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR), defined in the IEC62439-3 about high availability automation networks and proposed as reference network topologies for substation communication ... -
Embedded firewall for on-chip bus transactions
Lázaro Arrotegui, Jesús; Bidarte Peraita, Unai ; Muguira Urtubi, Leire ; Astarloa Cuéllar, Armando Fermín; Jiménez Verde, Jaime (Elsevier, 2022-03)This article presents a novel approach towards System-on-Chip (SoC) security. Although communications security and operating system hardening have been studied, new application opportunities and menaces have appeared with ... -
Encryption AXI Transaction Core for Enhanced FPGA Security
Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Muguira Urtubi, Leire ; Bidarte Peraita, Unai ; Jiménez Verde, Jaime (MDPI, 2022-10-18)The current hot topic in cyber-security is not constrained to software layers. As attacks on electronic circuits have become more usual and dangerous, hardening digital System-on-Chips has become crucial. This article ... -
High Availability Automation Networks: PRP and HSR Ring Implementations
Araujo, José Ángel; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Zuloaga Izaguirre, Aitzol; García, Alain (IEEE, 2012-05)The work developed has as basis the networks/protocols described in the standard IEC 62439-3 Industrial automation networks - High availability automation networks: PRP and HSR. The similarities of both networks and a ... -
MACsec Layer 2 Security in HSR Rings in Substation Automation Systems
Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Araujo Parra, José Ángel ; Moreira Ciruelos, Naiara; Bidarte Peraita, Unai (MDPI, 2017-01-31)The smart-grid concept takes the communications from the enclosed and protected environment of a substation to the wider city or nationwide area. In this environment, cyber security takes a key role in order to secure the ... -
Memory Requirements Analysis for PRP and HSR Hardware Implementations on FPGAs
Araujo Parra, José Ángel ; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Moreira Ciruelos, Naiara; García, Alain (IEEE, 2014-01-02)The IEC62439-3 defines two ways to obtain a high availability automation network: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR). In order to do that, those methods include different ... -
PRP and HSR for High Availability Networks in Power Utility Automation: A Method for Redundant Frames Discarding
Araujo Parra, José Ángel ; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Zuloaga Izaguirre, Aitzol; Gárate Añibarro, José Ignacio (IEEE, 2015-01-21)Critical systems require zero recovery time when a failure occurs in a communications network. The soon to be implemented standard IEC 62439-3 defines the only two protocols, parallel redundancy protocol and high-availability ... -
PRP and HSR Version 1 (IEC 62439-3 Ed.2), Improvements and a Prototype Implementation
Araujo Parra, José Ángel ; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín; Zuloaga Izaguirre, Aitzol; García, Alain (IEEE, 2013-11)The IEC62439-3: Industrial communication networks - High availability automation networks - Part 3: Parallel Redundancy Protocol (PRP) and High-availability Seamless Redundancy (HSR), defines two protocols which provides ... -
Reconfigurable Multiprocessor Systems: A Review
Dorta Pérez, Silvestre Taho; Jiménez Verde, Jaime; Martín González, José Luis ; Bidarte Peraita, Unai ; Astarloa Cuéllar, Armando Fermín (Hindawi Publishing Corporation, 2010)Modern digital systems demand increasing electronic resources, so the multiprocessor platforms are a suitable solution for them. This approach provides better results in terms of area, speed, and power consumption ... -
Secure Protocol and IP Core for Configuration of Networking Hardware IPs in the Smart Grid
Urbina, Marcelo; Moreira Ciruelos, Naiara; Rodríguez, Mikel; Acosta, Tatiana; Lázaro Arrotegui, Jesús; Astarloa Cuéllar, Armando Fermín (MDPI, 2018-03)Nowadays, the incorporation and constant evolution of communication networks in the electricity sector have given rise to the so-called Smart Grid, which is why it is necessary to have devices that are capable of managing ... -
System-on-chip architecture for secure sub-microsecond synchronization systems
Moreira Ciruelos, Naiara (2017-02-22)En esta tesis, se pretende abordar los problemas que conlleva la protección cibernética del Precision Time Protocol (PTP). Éste es uno de los protocolos de comunicación más sensibles de entre los considerados por los ... -
System-on-Programmable-Chip Architecture to Secure Real Time Traffic in the Smart Grid
Rodríguez Enríquez, Mikel (2021-12-03)El objetivo general de esta tesis es investigar y proponer una arquitectura de referencia para sistemasSoPC que permita proteger tráfico IEC 61850 con requisitos de tiempo real de acuerdo al estándar IEC62351 en dispositivos ...