Data sharing techniques have progressively drawn increasing attention as a means of significantly reducing repetitive work. However, in the process data sharing, challenges regarding formation mutual-trust relationships and level user participation are yet to be solved. The existing solution is use third party trust organization for but there no dynamic incentive mechanism with large number users. Blockchain 2.0 smart contract has natural advantage being able enable automated transactions...

Nowadays, with rapid advancement of both the upcoming 5G architecture construction and emerging Internet Things (IoT) scenarios, Device-to-Device (D2D) communication provides a novel paradigm for mobile networking. By facilitating continuous high data rate services between physically proximate devices without interconnection access points (AP) or service network (SN), spectral efficiency can be drastically increased. However, due to its inherent open wireless communicating features, security...

Influence blocking maximization (IBM) is a key problem for viral marketing in competitive social networks. Although the IBM has been extensively studied, existing works neglect fact that location information can play an important role influence propagation. In this paper, we study location-based seeds selection problem, which aims to find positive seed set given query region block negative propagation as much possible. order overcome low efficiency of simulation-based greedy algorithm,...

Emerging as the effective strategy of intelligent transportation system (ITS), vehicular ad hoc networks (VANETs) have capacity drastically improving driving experience and road safety. In typical VANET scenarios, high mobility volatility vehicles result in dynamic topology networks. That is, individual vehicle may pass through domain multiple neighboring road-side-units (RSUs) during a comparatively short time interval. Hence, efficient low-latency cross-domain verification with all...

With the arrival of Internet Things (IoT) era and rise Big Data, cloud computing, similar technologies, data resources are becoming increasingly valuable. Organizations users can perform all kinds processing analysis on basis massive IoT data, thus adding to their value. However, this is based data-sharing transactions, most existing work focuses one aspect such as convenience, privacy protection, auditing. In paper, a data-sharing-transaction application blockchain technology proposed,...

The rapid development in network technology has resulted the proliferation of Internet Things (IoT). This trend led to a widespread utilization decentralized data and distributed computing power. While machine learning can benefit from massive amount IoT data, privacy concerns communication costs have caused silos. Although adoption blockchain federated technologies addresses security issues related collusion attacks leakage sharing, “free-rider attacks” “model poisoning process require...

Online social networks provide convenient conditions for the spread of rumors, and false rumors bring great harm to life. Rumor dissemination is a process, effective identification in early stage their appearance will reduce negative impact rumors. This paper proposes novel rumor detection (ERD) model based on reinforcement learning. In part, dual-engine deep learning proposed realize differential feature extraction original tweets replies. A double self-attention (DSA) mechanism proposed,...

In real social networks, it is often the case that opposite opinions, ideas, products, or innovations are propagating simultaneously. Although competitive influence problem has been extensively studied, existing works neglect fact location information can play an important role in propagation. this paper, we study location-aware blocking maximization (LIBM) problem, which aims to find a positive seed set maximize blocked negative for given query region. order overcome low efficiency of...

With the development of intelligent technologies, Internet Things (IoT) opens up a new era in field automotive networks, namely, Vehicles (IoV). The main goal IoV is to provide secure and reliable network vehicles so that users can enjoy various services. However, vulnerabilities incomplete protection mechanisms have led proliferation security threats against networks. Intrusion detection technology an effective solution for security, especially when artificial intelligence (AI) has been...

Considering the problem that intrusion detection systems always produced duplicated alarm information, in this paper we propose an iterative self-organization clustering algorithm. It begins with calculating average value of classes as new center on basis random selection, merging and dividing dynamically, then finish procedure through iteration finally. Experimental results DARPA1999 testing data set show method is more excellent than traditional methods both aggregation rate error rate....

Abstract The explosive growth of data in the network has brought huge burdens and challenges to traditional centralized cloud computing processing. To solve this problem, edge technology came into being. Because is closer user, processing part at can also bring a faster response user improve their experience. However, existing platforms have problems such as storage security multiparty mutual trust. Blockchain become an important means above sharing due its excellent characteristics. core...

Node Localization technology is one of key technologies in wireless sensor network. DV-Hop localization algorithm a kind range-free algorithm. In this paper, an improved aiming to enhance accuracy proposed. To accuracy, average per-hop distance replaced by corrected value global and error . When calculating hop distance, unknown nodes use corresponding expression according different value. Comparison with algorithm, simulation results show that the can reduce more effectively.

With the continuous enrichment of Internet Things (IoT) applications, demand for value exchange and collaborative control between heterogeneous IoT applications is increasing. However, user management space varies depending on application, where security domain stands as an example. It one key technologies data sharing organizations to cross boundary verify identity authority users in other domains. Aiming at slow speed authentication protocol during cross‐domain access without considering...

Information‐Centric Networking with caching is a very promising future network architecture. The research on its cache deployment strategy divided into three categories, namely, noncooperative cache, explicit collaboration and implicit cache. Noncooperative can cause problems such as high content repetition rate in the web space. Explicit generally reflects best effect but requires lot of communication to satisfy exchange node information depends controller perform calculation. On this...

Application layer firewalls protect the trusted area network against information security risks. However, firewall performance may affect user experience. Therefore, analysis plays a significant role in evaluation of application firewalls. This paper presents an analytic model firewall, based on system to evaluate capability firewall. In order enable users improve with limited resources, resource allocation was evaluated obtain optimal scheme terms throughput, delay, and packet loss rate....

Massive security alerts produced by safety equipments make it necessary to recognize and predict multi-step attacks.In this paper, a novel method of recognizing predicting attacks is proposed.It calculates attack conversion frequencies, then mines the sequences.On basis, matches new alert sequences dynamically, recognizes predicts next step.The result experiment shows that proposed effective accurate.

Occupancy information is one of the most important privacy issues a home. Unfortunately, an attacker able to detect occupancy from smart meter data. The current battery-based load hiding (BLH) methods cannot solve this problem. To thwart detection attacks, we propose framework schemes prevent (BPOD). BPOD monitors power consumption home and detects in real time. According result, modifies those statistical metrics consumption, which highly correlate with by charging or discharging battery,...

While mobile networks provide many opportunities for people, they face security problems huge enough that a firewall is essential. The in offers secure intranet through which all traffic handled and processed. Furthermore, due to the limited resources networks, execution can impact quality of communication between Internet. In this paper, performance evaluation mathematical model system developed using queuing theory multihierarchy with multiple concurrent services. addition, throughput...

Radio frequency identification (RFID) has been widespread used in massive items tagged domains. However, tag collision increases both time and energy consumption of RFID network. Tag can seriously affect the success identification. An efficient anti-collision protocol is very crucially system. In this paper, an improved binary search namely BRTP proposed to cope with concern, which introduces a Bi-response mechanism. Biresponse mechanism, two groups tags allowed reply reader same slot....

Federated learning (FL) has become a prominent paradigm for collaborative model training while ensuring data privacy. However, in resource-constrained environments, such as the Internet of Things (IoT), FL faces distinct challenge from Lazybone attackers, who compromise system performance by providing low-quality or conducting minimal local to reduce their computational burden. In this paper, we propose Fedeval, novel multi-dimensional evaluation framework designed defend against attacks....

Due to the vast popularity of sensors, cloud computing, mobile and intelligent devices, Internet Things has seen tremendous growth in recent years. Operating system type recognition is core technology network security assessment. inherit problems such as situation risk threat information, operating seeks research attention for security. In view current identification method active system, it prone be detected by intrusion detection system. The based on transmission control protocol/Internet...