scholarly journals Anomaly detection of domain name system (DNS) query traffic at top level domain servers

2011 ◽  
Vol 6 (18) ◽  
pp. 3858-3872 ◽  
Author(s):  
Wang Zheng ◽  
Tseng Shian Shyong
2021 ◽  
pp. 25-31
Author(s):  
Argyrios (Argi) Alexopoulos

The paper documents, based mainly on published papers where a consistent mathematical description of cyberspace and various types of Cyber-Attacks and protection measures are presented, a mathematical approach for Cyber Threat Hunting using Domain Name System (DNS) observations. After referring to the various Advanced Persistent Threat (APT) hunting techniques we propose a high level, mainly, entropy-based technique for detecting the existence of various threat vectors in our networks, demystifying DNS Anomalies. Keywords: Domain Name System (DNS), Advanced Persistent Threat (APT) actors, Entropy, Anomaly Detection.


Author(s):  
Bruno Machado Agostinho ◽  
Fellipe Bratti Pasini ◽  
Fernanda Oliveira Gomes ◽  
Alex Sandro Roschildt Pinto ◽  
Mario Antonio Ribeiro Dantas

Exacta ◽  
2008 ◽  
Vol 4 (2) ◽  
pp. 333-342
Author(s):  
Franklin Eufrásio da Silva ◽  
Wagner Toscano

Neste artigo, serão abordadas as técnicas de detecção, avaliação e classificação da mensagem eletrônica não-solicitada enviada em massa (spam), com ênfase nas técnicas de análise que empregam inteligência artificial (IA) e redes, que interagem compartilhando informações sobre a origem desses e-mails pela internet. Três cenários serão utilizados, com o intuito de apresentar uma comparação entre as técnicas bayesiana, filtro com base em assinaturas, greylist e DNSBL( domain name system black list).


2019 ◽  
Vol 11 (2) ◽  
pp. 127-152
Author(s):  
Bruno Freire de Carvalho Calabrich

Purpose – The article addresses the Brazilian participation in ICANN and the interests of Brazil. As an introduction to the topic, a synthesis is presented on the DNS system, as well as on the origins, nature and role of ICANN, its structure, functioning, principles and governance mechanisms. Then, the main criticisms by the doctrine regarding the (lack of) participation of peripheral countries in ICANN are summarized. The next topic lists the groups and support organizations that have Brazilian members and presents some concrete cases analyzed within the scope of ICANN that affect Brazilian interests, including the registration of new gTLDs. Methodology/approach/design – The research has an eminently descriptive form, without neglecting the problematization of some related issues (specifically with regard to the interests of Brazil in ICANN). The theoretical framework is based on the studies of Milton Mueller and other authors (referred to in the bibliography) on internet governance. Findings – The paper identifies and describes, in a succinct and objective way, the DNS system, ICANN (its origins, its role and its operation) and what are the Brazilian interests related to it. Originality – It is a subject not yet explored in doctrine. Although there is a bibliography on the DNS, the origins, functioning, structure and especially the possible interests in Brazil in ICANN are little studied.


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