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Spam costs US corporations upwards of $8.9 billion a year, and comprises as much as 40% of all email received. Solutions exist to reduce the amount of spam seen by end users, but cannot withstand sophisticated attacks. Worse yet, many will…

Networking and Internet Architecture · Computer Science 2007-05-23 Evan P. Greenberg , David R. Cheriton

The rise of large language models (LLMs) has enabled the generation of highly persuasive spam reviews that closely mimic human writing. These reviews pose significant challenges for existing detection systems and threaten the credibility of…

Computation and Language · Computer Science 2026-04-21 Xin Liu , Rongwu Xu , Xinyi Jia , Jason Liao , Jiao Sun , Ling Huang , Wei Xu

Every day, our inboxes are flooded with unsolicited emails, ranging between annoying spam to more subtle phishing scams. Unfortunately, despite abundant prior efforts proposing solutions achieving near-perfect accuracy, the reality is that…

Cryptography and Security · Computer Science 2025-09-16 Luca Pajola , Eugenio Caripoti , Stefan Banzer , Simeone Pizzi , Mauro Conti , Giovanni Apruzzese

The escalating sophistication of phishing emails necessitates a shift beyond traditional rule-based and conventional machine-learning-based detectors. Although large language models (LLMs) offer strong natural language understanding, using…

Cryptography and Security · Computer Science 2026-01-30 Abrar Hamed Al Barwani , Abdelaziz Amara Korba , Raja Waseem Anwar

Cybercriminals have leveraged the popularity of a large user base available on Online Social Networks to spread spam campaigns by propagating phishing URLs, attaching malicious contents, etc. However, another kind of spam attacks using…

Social and Information Networks · Computer Science 2018-02-13 Srishti Gupta , Abhinav Khattar , Arpit Gogia , Ponnurangam Kumaraguru , Tanmoy Chakraborty

Due to the rapid growth in technology employed by the spammers, there is a need of classifiers that are more efficient, generic and highly adaptive. Neural Network based technologies have high ability of adaption as well as generalization.…

Neural and Evolutionary Computing · Computer Science 2015-02-13 Ashish Chandra , Mohammad Suaib , Dr. Rizwan Beg

One of the stratagems used to deceive spam filters is to substitute vocables with synonyms or similar words that turn the message unrecognisable by the detection algorithms. In this paper we investigate whether the recent development of…

Computation and Language · Computer Science 2021-07-16 Sergio Rojas-Galeano

Forums play an important role in providing a platform for community interaction. The introduction of irrelevant content or spam by individuals for commercial and social gains tends to degrade the professional experience presented to the…

Information Retrieval · Computer Science 2019-09-12 Pratik Ratadiya , Rahul Moorthy

The exponential growth of spam text on the Internet necessitates robust detection mechanisms to mitigate risks such as information leakage and social instability. This work addresses two principal challenges: adversarial strategies employed…

Machine Learning · Computer Science 2025-07-25 Zhijie Wang , Zixin Xu , Zhiyuan Pan

The quality of machine learning models depends heavily on their training data. Selecting high-quality, diverse training sets for large language models (LLMs) is a difficult task, due to the lack of cheap and reliable quality metrics. While…

Machine Learning · Computer Science 2026-01-30 Robert Istvan Busa-Fekete , Julian Zimmert , Anne Xiangyi Zheng , Claudio Gentile , Andras Gyorgy

We provide an automated graph theoretic method for identifying individual users' trusted networks of friends in cyberspace. We routinely use our social networks to judge the trustworthiness of outsiders, i.e., to decide where to buy our…

Disordered Systems and Neural Networks · Physics 2009-09-29 P. Oscar Boykin , Vwani Roychowdhury

Spammer detection on social network is a challenging problem. The rigid anti-spam rules have resulted in emergence of "smart" spammers. They resemble legitimate users who are difficult to identify. In this paper, we present a novel spammer…

Computation and Language · Computer Science 2016-09-12 Linqing Liu , Yao Lu , Ye Luo , Renxian Zhang , Laurent Itti , Jianwei Lu

Phishing remains a critical cybersecurity threat, especially with the advent of large language models (LLMs) capable of generating highly convincing malicious content. Unlike earlier phishing attempts which are identifiable by grammatical…

Cryptography and Security · Computer Science 2025-10-15 Deeksha Hareesha Kulal , Chidozie Princewill Arannonu , Afsah Anwar , Nidhi Rastogi , Quamar Niyaz

Web spam is a big problem for search engine users in World Wide Web. They use deceptive techniques to achieve high rankings. Although many researchers have presented the different approach for classification and web spam detection still it…

Information Retrieval · Computer Science 2017-11-21 Hamed Jelodar , Yongli Wang , Chi Yuan , Xiaohui Jiang

Phishing is one of the most prevalent and expensive types of cybercrime faced by organizations and individuals worldwide. Most prior research has focused on various technical features and traditional representations of text to characterize…

Cryptography and Security · Computer Science 2024-08-20 Tarini Saka , Rachiyta Jain , Kami Vaniea , Nadin Kökciyan

Email is a private medium of communication, and the inherent privacy constraints form a major obstacle in developing effective spam filtering methods which require access to a large amount of email data belonging to multiple users. To…

Machine Learning · Computer Science 2011-09-20 Manas A. Pathak , Mehrbod Sharifi , Bhiksha Raj

Identifying deceptive content like phishing emails demands sophisticated cognitive processes that combine pattern recognition, confidence assessment, and contextual analysis. This research examines how human cognition and machine learning…

Artificial Intelligence · Computer Science 2026-01-09 Paras Jain , Khushi Dhar , Olyemi E. Amujo , Esa M. Rantanen

As crowdsourcing emerges as an efficient and cost-effective method for obtaining labels for machine learning datasets, it is important to assess the quality of crowd-provided data, so as to improve analysis performance and reduce biases in…

Human-Computer Interaction · Computer Science 2025-06-26 Yang Ba , Michelle V. Mancenido , Erin K. Chiou , Rong Pan

Background: Most of the existing machine learning models for security tasks, such as spam detection, malware detection, or network intrusion detection, are built on supervised machine learning algorithms. In such a paradigm, models need a…

Cryptography and Security · Computer Science 2022-05-03 Rui Shu , Tianpei Xia , Huy Tu , Laurie Williams , Tim Menzies

With the generalization of mobile communication systems, solicitations of all kinds in the form of messages and emails are received by users with increasing proportion of malicious ones. They are customized to pass anti-spam filters and ask…

Cryptography and Security · Computer Science 2017-06-30 P-Y. Cousin , V. Bernard , A. Lefaillet , M. Mugaruka , C. Raibaud
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