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 staex.io
Securing IoT devices from DNS-based attacks
| | csirt.lacnic.net
LACNIC CSIRT - DNS Open Resolvers on IPv4
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| | The main purpose of the project is to alert and recommend possible corrections for DNS Resolvers on IPv4.
| | blog.mazinahmed.net
Practical Protection Against DNS Rebinding Attacks | Mazin Ahmed
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| | Application and Infrastructure Security Engineering
| | educatedguesswork.org
DNS Security, Part IV: Transport security for DNS (DoT, DoH, DoQ)
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| | [AI summary] The text provides an in-depth analysis of encrypted DNS protocols (DoX) and their implications for security, privacy, and network management. Key points include the importance of secure channels for DNS queries, the role of DNSSEC in complementing DoX, and the challenges of implementing encrypted DNS in various network environments. The discussion covers different transport protocols like DoH and DoT, the use of DDR for resolver discovery, and the trade-offs between privacy and network control. The text also touches on the technical and policy aspects of encrypted DNS, including the need for trust in resolvers and the limitations of current implementations.
| | jameshfisher.com
What does `getaddrinfo` do?
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| `getaddrinfo` ostensibly does DNS lookups. Sounds simple, but it uses more than 100 system calls! Let's trace the crazy path of address lookup on Linux.