---
title: "Discussion on \"Breaking Repeating Key XOR encryption\" | Hashnode"
description: "Discussion on \"Breaking Repeating Key XOR encryption\". Solving Challenge 5 & 6 of Set - 1 Cryptopals"
url: "https://hashnode.com/posts/breaking-repeating-key-xor-encryption/69be736f475ca179749cc53e"
---

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# [Breaking Repeating Key XOR encryption](https://anirudhan.hashnode.dev/breaking-repeating-key-xor-encryption?utm_source=hashnode&utm_medium=feed)

Solving Challenge 5 & 6 of Set - 1 Cryptopals

Mar 21 · 5 min read · anirudhan.hashnode.dev  
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-   [#cpp](https://hashnode.com/tag/cpp)
-   [#xor](https://hashnode.com/tag/xor)
-   [#encryption](https://hashnode.com/tag/encryption)
-   [#cryptography](https://hashnode.com/tag/cryptography)

## Written by

[Anirudhan Madhavan](https://hashnode.com/@anirudhan-madhavan)

@anirudhan-madhavan · Bangalore, India

  
[View profile](https://hashnode.com/@anirudhan-madhavan)

From Bare Metal to BitBake: Engineering the Full Embedded Stack

I’ve spent my career traversing the stack: from toggling GPIOs to architecting high-concurrency systems with C++ Actor Frameworks. These days, I spend less time with a Protocol Analyzer and more time wrestling with BitBake and ISAR to build reproducible Linux distributions for networking gear.

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