---
title: "Discussion on \"Obfuscating a protobuf-net App: Why Numeric Field Tags Make It Rename-Friendly\" | Hashnode"
description: "Discussion on \"Obfuscating a protobuf-net App: Why Numeric Field Tags Make It Rename-Friendly\". Most advice about obfuscating serialized types is a warning: do not rename your DTOs, the names are the contract. That is correct for System.Text.Json, Newtonsoft.Json, and DataContract/WCF — the memb"
url: "https://hashnode.com/posts/obfuscating-a-protobuf-net-app-why-numeric-field-tags-make-it-rename-friendly/6af7ed000c58cec585ad990d"
---

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# [Obfuscating a protobuf-net App: Why Numeric Field Tags Make It Rename-Friendly](https://delta1labs.hashnode.dev/obfuscating-a-protobuf-net-app-why-numeric-field-tags-make-it-rename-friendly?utm_source=hashnode&utm_medium=feed)

Most advice about obfuscating serialized types is a warning: do not rename your DTOs, the names are the contract. That is correct for System.Text.Json, Newtonsoft.Json, and DataContract/WCF — the memb

18h ago · 8 min read · delta1labs.hashnode.dev  
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