Cognitive Radio and Security
Security management based on trust determination in cognitive radio networks
... in cognitive wireless ...with security problems in ...the cognitive radio network, and find the Nash Equilibrium between cluster heads and network ...
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A survey of security issues in Cognitive Radio network
... Sybil attack is one of the security attacks. A single malicious node acts as a multiple identities and behaves as multiple nodes. As many small networks are operated it is difficult to maintain database to record ...
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Cognitive Radio Systems: Conceptual Architectures Cycles Designed Adaptations And Security
... a cognitive radio is a promising radio network technology to improve better utilization spectrums of wireless communication ...A cognitive radio is final evolution of software defined ...
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Reliable Security Scheme against Packet Dropping Attack for Cognitive Radio Network
... securing cognitive radio networks is even more complicated and ...network security professionals have to deal with both the traditional wireless security threats and the newly added threats ...
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Security reliability trade off for cognitive radio networks in the presence of eavesdropping attack
... the security-reliability trade-off for cognitive radio networks in the presence of an ...tive radio transmission against eavesdropping ...in cognitive radio networks with im- ...
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On the security of cooperative cognitive radio networks with distributed beamforming
... Cognitive radio has been regarded as a potential means to improve spectral efficiency by allowing secondary users (SUs) to share the spectrum originally allocated to the primary users (PUs), as long as the ...
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A survey on security attacks and countermeasures with primary user detection in cognitive radio networks
... the radio spectrum. In this context, cognitive radio (CR) emerges as one of the most promising players by enabling the dynamic access to vacant frequency bands on a non-interference ...of ...
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Research and Analysis on Cognitive Radio Network Security
... communications. Cognitive ra- dio network as a wireless communication technology, it’s not only the traditional security problems, but also has introduced some new hidden ...issues. Cognitive ...
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Security Frameworks Design and Implementation for Dynamic Management of Data and Information in Cognitive Radio Networks
... insecurity. Security in Cognitive radio networks is very necessary to ensure secured communication through an effective access control ...in cognitive radio ...authorization ...
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SECURITY IN COGNITIVE RADIO NETWORK
... Finally, we combine the information from both physical layer and upper layer to integrate the cross-layer mechanism. Numerical results have demonstrated that the cross-layer detection scheme can efficiently detect the ...
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Spectrum Sensing and Security in Cognitive Radio
... the Cognitive Radio principles is that a secondary user is allowed to use a specific band as long as it’s not occupied by a primary ...time cognitive radio security is also a main ...
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Survey on Security Issues in Cognitive Radio Network
... like Cognitive radio is to solve these problems through dynamically utilization of rules and ...in cognitive radio. The major and challenging issues are security in cognitive ...
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Improving Security Rate with Cognitive Radio Networks Using Cooperative Secure Resource Allocation
... in cognitive radio networks, where the secondary users are allowed to access the spectrum of the primary users as long as they preserve the secure communication of PU in the presence of malicious ...
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A Comprehensive Review on Spectrum Management, Security and Energy Efficient Cognitive Radio Networks
... Cognitive Radio is the solution, which reduces more demand of Radio ...applications. Cognitive Radio Networks (CRNs) is envisaged as a key solution to achieve the efficiency of spectrum ...
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An Advanced Security Enhancements for Cognitive Radio Networks with Trust Management
... of Cognitive radios routing scenario positively support the effectiveness and performance of our scheme, which improves throughput and packet delivery ratio considerably, with slightly increased average end-to-end ...
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ENERGY EFFICIENCY BASED ON ROUTING PROTOCOL IN WIRELESS SENSOR NETWORKS USING COGNITIVE RADIO NETWORK
... called cognitive radio and cognitive radio ...networks. Security threats are mainly related to two fundamental characteristics of cognitive radios: cognitive capability, ...
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A MAC protocol with an improved connectivity for cognitive radio networks
... inside cognitive radio ad hoc network (CRAHN) exchange their control information and get to know the network topology through the ...cause security issues, such as the denial of service (DoS) attacks ...
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A Hybrid Encryption Algorithm Based On AES and RSA
... Cognitive radio networks are becoming an increasingly important part of the wireless networking due to the scarcity of spectrum ...resources. Cognitive radio (CR) devices, aka secondary users ...
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Cognitive Radio
... SU is especially important since they have unequal privileges. Although, this may be fairly straightforward for centralized architectures by making the SUs sign using a centralized authority, this is harder to achieve in ...
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Towards realisation of spectrum sharing of cognitive radio networks
... coexistence security issue in which a malicious CRN could transmit signals mimicking PUs’ signals characteristics to trigger another CRN to vacate its spectral bands ...several security threats (such as ...
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