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Related papers: CTI Dataset Construction from Telegram

200 papers

The extraction of cyber threat intelligence (CTI) from open sources is a rapidly expanding defensive strategy that enhances the resilience of both Information Technology (IT) and Operational Technology (OT) environments against large-scale…

Cryptography and Security · Computer Science 2024-02-16 Prasasthy Balasubramanian , Sadaf Nazari , Danial Khosh Kholgh , Alireza Mahmoodi , Justin Seby , Panos Kostakos

Cyberattacks pose a serious threat to modern sociotechnical systems, often resulting in severe technical and societal consequences. Attackers commonly target systems and infrastructure through methods such as malware, ransomware, or other…

Social and Information Networks · Computer Science 2025-12-29 Mohammad Hammas Saeed , Howie Huang

Cyber-defense systems are being developed to automatically ingest Cyber Threat Intelligence (CTI) that contains semi-structured data and/or text to populate knowledge graphs. A potential risk is that fake CTI can be generated and spread…

Cryptography and Security · Computer Science 2021-06-22 Priyanka Ranade , Aritran Piplai , Sudip Mittal , Anupam Joshi , Tim Finin

Cyber threat intelligence (CTI) is being used to search for indicators of attacks that might have compromised an enterprise network for a long time without being discovered. To have a more effective analysis, CTI open standards have…

Cryptography and Security · Computer Science 2019-10-02 Sadegh M. Milajerdi , Birhanu Eshete , Rigel Gjomemo , V. N. Venkatakrishnan

Telegram is one of the most popular instant messaging apps in today's digital age. In addition to providing a private messaging service, Telegram, with its channels, represents a valid medium for rapidly broadcasting content to a large…

Computers and Society · Computer Science 2025-03-04 Massimo La Morgia , Alessandro Mei , Alberto Maria Mongardini

Analyzing Open Source Intelligence (OSINT) from large volumes of data is critical for drafting and publishing comprehensive CTI reports. This process usually follows a three-stage workflow -- triage, deep search and TI drafting. While Large…

Cryptography and Security · Computer Science 2026-03-11 Xiangsen Chen , Xuan Feng , Shuo Chen , Matthieu Maitre , Sudipto Rakshit , Diana Duvieilh , Ashley Picone , Nan Tang

Large language models (LLMs) are increasingly used to help security analysts manage the surge of cyber threats, automating tasks from vulnerability assessment to incident response. Yet in operational CTI workflows, reliability gaps remain…

Cryptography and Security · Computer Science 2026-05-29 Yuqiao Meng , Luoxi Tang , Feiyang Yu , Jinyuan Jia , Guanhua Yan , Ping Yang , Zhaohan Xi

We present the first large-scale analysis of 339 cybercriminal activity channels (CACs). Followed by over 23.8 million users, these channels share a wide array of malicious and unethical content with their subscribers, including compromised…

Cryptography and Security · Computer Science 2025-10-22 Sayak Saha Roy , Elham Pourabbas Vafa , Kobra Khanmohammadi , Shirin Nilizadeh

Telegram is a globally popular instant messaging platform known for its strong emphasis on security, privacy, and unique social networking features. It has recently emerged as the host for various cross-domain analysis and research works,…

Social and Information Networks · Computer Science 2025-04-29 Susmita Gangopadhyay , Danilo Dessi , Dimitar Dimitrov , Stefan Dietze

Smart city improved the quality of life for the citizens by implementing information communication technology (ICT) such as the internet of things (IoT). Nevertheless, the smart city is a critical environment that needs to secure it is…

Cryptography and Security · Computer Science 2020-07-28 Najla Al-Taleb , Nazar Abbas Saqib , Atta-ur-Rahman , Sujata Dash

As the practicality of Artificial Intelligence (AI) and Machine Learning (ML) based techniques grow, there is an ever increasing threat of adversarial attacks. There is a need to red team this ecosystem to identify system vulnerabilities,…

Cryptography and Security · Computer Science 2022-08-17 Chuyen Nguyen , Caleb Morgan , Sudip Mittal

A wide variety of Cyber Threat Information (CTI) is used by Security Operation Centres (SOCs) to perform validation of security incidents and alerts. Security experts manually define different types of rules and scripts based on CTI to…

Cryptography and Security · Computer Science 2022-03-16 Chadni Islam , M. Ali Babar , Roland Croft , Helge Janicke

Given the constant growth and increasing sophistication of cyberattacks, cybersecurity can no longer rely solely on traditional defense techniques and tools. Proactive detection of cyber threats has become essential to help security teams…

Several recent works have argued that Large Language Models (LLMs) can be used to tame the data deluge in the cybersecurity field, by improving the automation of Cyber Threat Intelligence (CTI) tasks. This work presents an evaluation…

Cryptography and Security · Computer Science 2025-11-13 Emanuele Mezzi , Fabio Massacci , Katja Tuma

Cyber attacks are becoming more sophisticated and diverse, making detection increasingly challenging. To combat these attacks, security practitioners actively summarize and exchange their knowledge about attacks across organizations in the…

Cryptography and Security · Computer Science 2022-05-31 Zhenyuan Li , Jun Zeng , Yan Chen , Zhenkai Liang

Public and commercial organizations extensively share cyberthreat intelligence (CTI) to prepare systems to defend against existing and emerging cyberattacks. However, traditional CTI has primarily focused on tracking known threat indicators…

Cryptography and Security · Computer Science 2023-07-13 Md Tanvirul Alam , Dipkamal Bhusal , Youngja Park , Nidhi Rastogi

Cyber Threat Intelligence (CTI) is critical for mitigating threats to organizations, governments, and institutions, yet the necessary data are often dispersed across diverse formats. AI-driven solutions for CTI Information Extraction (IE)…

Cryptography and Security · Computer Science 2025-01-14 Olga Sorokoletova , Emanuele Antonioni , Giordano Colò

Financial institutions face increasing cyber risk while operating under strict regulatory oversight. To manage this risk, they rely heavily on Cyber Threat Intelligence (CTI) to inform detection, response, and strategic security decisions.…

Cryptography and Security · Computer Science 2026-03-25 Emir Karaosman , Advije Rizvani , Irdin Pekaric

Effective incident response (IR) is critical for mitigating cyber threats, yet security teams are overwhelmed by alert fatigue, high false-positive rates, and the vast volume of unstructured Cyber Threat Intelligence (CTI) documents. While…

Cryptography and Security · Computer Science 2025-08-15 Amine Tellache , Abdelaziz Amara Korba , Amdjed Mokhtari , Horea Moldovan , Yacine Ghamri-Doudane

The rise of IT-dependent operations in modern organizations has heightened their vulnerability to cyberattacks. As a growing number of organizations include smart, interconnected devices in their systems to automate their processes, the…

Cryptography and Security · Computer Science 2024-06-21 Dincy R. Arikkat , Mert Cihangiroglu , Mauro Conti , Rafidha Rehiman K. A. , Serena Nicolazzo , Antonino Nocera , Vinod P