# hash collision

Published articles for hash collision.

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## Ultimate Go: Advanced Engineering Episode 2

DevFeed: [Ultimate Go: Advanced Engineering Episode 2](<https://devfeed.tech/articles/ultimate-go-advanced-engineering-episode-2-22188.md>)

Original publisher: [Read original article](<https://www.ardanlabs.com/blog/2022/12/ultimate-go-advanced-engineering-episode-2.html>)

Published: 2022-12-13T00:00:00Z

Content type: tutorial

Language: en

Sources: [William Kennedy](<https://devfeed.tech/sources/william-kennedy.md>)

Topics: [Go Language](<https://devfeed.tech/topics/go-language.md>), [Dependency management](<https://devfeed.tech/topics/dependency-management.md>), [Blockchain](<https://devfeed.tech/topics/blockchain.md>), [Algorithm](<https://devfeed.tech/topics/algorithm.md>), [Command-line interface](<https://devfeed.tech/topics/cli.md>), [Database](<https://devfeed.tech/topics/database.md>)

Tags: [algorithm](<https://devfeed.tech/tags/algorithm.md>), [blockchain](<https://devfeed.tech/tags/blockchain.md>), [cli](<https://devfeed.tech/tags/cli.md>), [database](<https://devfeed.tech/tags/database.md>), [dependency-management](<https://devfeed.tech/tags/dependency-management.md>), [go](<https://devfeed.tech/tags/go.md>), [go-blockchain](<https://devfeed.tech/tags/go-blockchain.md>), [golang-blockchain](<https://devfeed.tech/tags/golang-blockchain.md>), [hash-algorithms](<https://devfeed.tech/tags/hash-algorithms.md>), [hash-collision](<https://devfeed.tech/tags/hash-collision.md>), [hashing](<https://devfeed.tech/tags/hashing.md>), [sha-256](<https://devfeed.tech/tags/sha-256.md>), [sha256](<https://devfeed.tech/tags/sha256.md>)

### AI overview

This video tutorial explains how dependency management in Go relates to reproducible builds, blockchain hashing, and trust in a centralized dependency database. It introduces hashes as distributed identifiers, explains collisions, and discusses the use of SHA-256 to reduce collision risk.

### Source excerpt

Introduction In episode 1, Bill finished by describing the dependency management conundrum Go faced in its early days. Prior to the Go team providing the module system, developers were on their own to find a solution. Engineers in the Go community did propose different solutions, but there was no general consensus on which tool to use for dependency management. In this video, Bill will begin to architect a solution to the reproducible build problem. By doing so, you will learn how blockchain hashing works and then Bill will share how centralizing this dependency database will cause other problems. One of these problems is people eventually losing trust in the database because only one stakeholder, Bill, can make changes to it without a means for users to detect the change. He closes this segment with an important question, "how do we establish trust for this CLI's database?"