---
title: "Discussion on \"DNS Data exfiltration — What is this and How to use?\" | Hashnode"
description: "Discussion on \"DNS Data exfiltration — What is this and How to use?\". Summary: To test or exploit blind RCE, XXE,… the first thing which you think usually is outbound connection. Unfortunate, many importance servers are dropped the outbound connection. In such cases, you can use the DNS protocol to exfiltrate data. In ..."
url: "https://hashnode.com/posts/dns-data-exfiltration-what-is-this-and-how-to-use/62a45f95165482d2b3eeb3f8"
---

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# [DNS Data exfiltration — What is this and How to use?](https://cuong.mx/dns-data-exfiltration-what-is-this-and-how-to-use?utm_source=hashnode&utm_medium=feed)

Summary: To test or exploit blind RCE, XXE,… the first thing which you think usually is outbound connection. Unfortunate, many importance servers are dropped the outbound connection. In such cases, you can use the DNS protocol to exfiltrate data. In ...

Mar 31, 2018 · 4 min read · cuong.mx  
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[cuongmx](https://hashnode.com/@cuongmx)

@cuongmx · VN

  
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I'm a developer working in cyber security. My regularly IDE is MS Word.

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