1. DNS/paloalto

ダングリングドメインによるセキュリティ脅威とその検出および蔓延状況 (2 min. readは間違い) https://unit42.paloaltonetworks.jp/dangling-domains/

Dangling Domains: Security Threats, Detection and Prevalence https://unit42.paloaltonetworks.com/dangling-domains/

All Your DNS Records Point to Us: Understanding the Security Threats of Dangling DNS Records (2016) https://dl.acm.org/doi/10.1145/2976749.2978387

lame delegation はかなり怖い。 DNS/lame_delegation