Browsing by Author "De Paz, Juan"
Now showing items 1-17 of 17
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An Adaptive Mechanism to Protect Databases against SQL Injection
Pinzón Trejos, Cristian; De Paz, Juan; Bajo, Javier; Corchado, Juan (2015-07-01)The purpose of this article is to present an adaptive and intelligent mechanism that can handle SQL injection attacks. This proposal focuses on integrating a case-based reasoning (CBR) mechanism with a neural network. The ... -
An Adaptive Multi-agent Solution to Detect DoS Attack in SOAP Messages
Pinzón Trejos, Cristian; De Paz, Juan; Bajo, Javier; Corchado, Juan (2009-07-01)A SOAP message can be affected by a DoS attack if the incoming message has been either created or modified maliciously. The specifications of existing security standards do not focus on this type of attack. This article ... -
AIIDA-SQL: An Adaptive Intelligent Intrusion Detector Agent for detecting SQL Injection attacks
Pinzón Trejos, Cristian; De Paz, Juan; Bajo, Javier; Herrero, Álvaro; Herrero, Emilio (08/23/2010)SQL Injection attacks on web applications have become one of the most important information security concerns over the past few years. This paper presents a hybrid approach based on the Adaptive Intelligent Intrusion ... -
Applying a service-oriented approach for developing a distributed multi-agent system for healthcare
Tapia, Dante; De Paz, Juan; Rodríguez, Sara; Pinzón Trejos, Cristian; Cano, Rosa; Bajo, Javier; Corchado, Juan (01/01/2010)This paper presents a service-oriented architecture that allows a more efficient distribution of resources and functionalities. The architecture has been used to develop a multi-agent system aimed at enhancing the assistance ... -
CBRid4SQL: A CBR Intrusion Detector for SQL Injection Attacks
Pinzón Trejos, Cristian; Herrero, Álvaro; De Paz, Juan; Corchado, Emilio; Bajo, Javier (06/23/2010)One of the most serious security threats to recently deployed databases has been the SQL Injection attack. This paper presents an agent specialised in the detection of SQL injection attacks. The agent incorporates a ... -
A Distributed Hierarchical Multi-agent Architecture for Detecting Injections in SQL Querie
Pinzón Trejos, Cristian; De Paz, Juan; Herrero, Álvaro; Corchado, Emilio; Bajo, Javier (2010-07-02)SQL injections consist in inserting keywords and special symbols in the parameters of SQL queries to gain illegitimate access to a database. They are usually identified by analyzing the input parameters and removing the ... -
A hybrid agent-based classification mechanism to detect denial of service attacks
Pinzón Trejos, Cristian; De Paz, Juan; Rodríguez, Sara; Bajo, Javier; Corchado, Juan (09/03/2009)This paper presents the core component of a solution based on agent technology specifically adapted for the classification of SOAP messages. The messages can carry out attacks that target the applications providing Web ... -
idMAS-SQL: Intrusion Detection Based on MAS to Detect and Block SQL injection through data mining
Pinzón Trejos, Cristian; De Paz, Juan; Herrero, Álvaro; Corchado, Emilio; Bajo, Javier; Corchado, Juan (05/10/2013)This study presents a multiagent architecture aimed at detecting SQL injection attacks, which are one of the most prevalent threats for modern databases. The proposed architecture is based on a hierarchical and distributed ... -
Improving the security level of the FUSION@ multi-agent architecture
Pinzón Trejos, Cristian; De Paz, Juan; Tapia, Dante; Bajo, Javier; Corchado, Juan (06/06/2012)The use of architectures based on services and multi-agent systems has become an increasingly important part of the solution set used for the development of distributed systems. Nevertheless, these models pose a variety ... -
Mathematical model for a temporal-bounded classifier in security environments
Pinzón Trejos, Cristian; De Paz, Juan; Navarro, Martí; Julián, Vicente; Tapia, Dante; Bajo, Javier (08/01/2012)Security is a major concern when web applications are implemented. This has led to the proposal of a variety of specifications and approaches to provide the necessary security for these environments. SQL injection attacks ... -
Mitigation of the ground reflection effect in real-time locating systems based on wireless sensor networks by using artificial neural networks
Pinzón Trejos, Cristian; Tapia, Dante; De Paz, Juan; Alonso, Ricardo; Pinzón, Cristian; Bajo, Javier; Corchado, Juan (01/01/2013)Wireless sensor networks (WSNs) have become much more relevant in recent years, mainly because they can be used in a wide diversity of applications. Real-time locating systems (RTLSs) are one of the most promising applications ... -
Multi-layer perceptrons to reduce ground reflection effect in real-time locating systems
Tapia, Dante; De Paz, Juan; Pinzón Trejos, Cristian; Bajo, Javier; Alonso, Ricardo; Corchado, Juan (01/26/2012)Nowadays, indoor Real-Time Locating Systems represent one of the most exciting applications based on Wireless Sensor Networks using wireless technologies such as Wi-Fi or ZigBee. Indoor Real-Time Locating Systems based on ... -
A Multiagent Solution to Adaptively Classify SOAP Message and Protect against DoS Attack
Pinzón Trejos, Cristian; De Paz, Juan; Bajo, Javier; Corchado, Juan (11/09/2009)SOAP messages use XML code, which makes them vulnerable to denial of service (DoS) attacks and puts the availability of web services at risk. This article presents an adaptive solution for dealing with DoS attacks in web ... -
Protecting Web Services against DoS Attacks: A Case-Based Reasoning Approach
Pinzón Trejos, Cristian; De Paz, Juan; Zato, Carolina; Peréz, Javier (06/23/2010)The real-time detection is a key factor to detect and block DoS attacks within Web services. DoS attacks can be generated for different techniques that take advantage of points vulnerable within Web services. This paper ... -
Real-time CBR-agent with a mixture of experts in the reuse stage to classify and detect DoS attacks
Pinzón Trejos, Cristian; De Paz, Juan; Navarro, Martí; Bajo, Javier; Julián, Vicente; Corchado, Juan (10/01/2010)Security is a major concern when service environments are implemented. This has led to the proposal of a variety of specifications and proposals based on soft computing methods to provide the necessary security for these ... -
S-MAS: An adaptive hierarchical distributed multi-agent architecture for blocking malicious SOAP messages within Web Services environments
Pinzón Trejos, Cristian; Bajo, Javier; De Paz, Juan; Corchado, Juan (05/01/2011)During the last years the use of Web Service-based applications has notably increased. However, the security has not evolved proportionally, which makes these applications vulnerable and objective of attacks. One of the ... -
Temporal bounded reasoning for context-based information fusion in DoS attack detection
Pinzón Trejos, Cristian; De Paz, Juan; Bajo, Javier; Navarro, Martí; Zato, Carolina; Julián, Vicente (07/26/2010)Security is one of the main aspects to take into account when designing and developing web services. A meaning number of mechanisms of attack can lead to a web service system crash. As a result, the web service cannot allow ...