Attackers are becoming more skilled in recent years, using sophisticated technology to
produce look-alike emails that make it difficult to distinguish between real and fake ones …

Abstract The Domain Name System (DNS) plays a crucial role in connecting services and
users on the Internet. Since its first specification, DNS has been extended in numerous …

Active DNS measurement is fundamental to understanding and improving the DNS
ecosystem. However, the absence of an extensible, high-performance, and easy-to-use …

Miscreants abuse thousands of domain names every day by launching large-scale attacks
such as phishing or malware campaigns. While some domains are solely registered for …

Sending forged emails by taking advantage of domain spoofing is a common technique
used by attackers. The lack of appropriate email anti-spoofing schemes or their …

The critical role played by email has led to a range of extension protocols (eg, SPF, DKIM,
DMARC) designed to protect against the spoofing of email sender domains. These protocols …

Phishing attacks constitute a significant threat to Internet users. One strategy for mitigating
this threat involves the use of blocklists by Internet Service Providers (ISPs), companies, and …

The email threat landscape is constantly evolving and hence difficult to counteract even by
carrier-grade spam filters. Dangerous spam emails may thus reach the users and then result …

A safe and secure Domain Name System (DNS) is of paramount importance for the digital
economy and society. Malicious activities on the DNS, generally referred to as" DNS abuse" …

Spam domains are sources of unsolicited mails and one of the primary vehicles for fraud
and malicious activities such as phishing campaigns or malware distribution. Spam domain …