nodejs-keccak256
Prevents Ethereum hashing errors in JavaScript and TypeScript. Node's sha3-256 is NIST SHA3, not Ethereum Keccak-256, and silently breaks selectors, signatures, storage slots, and address derivation.
Machine translationRead the original Chinese text
防止 JavaScript 和 TypeScript 中的以太坊哈希错误。Node 的 sha3-256 是 NIST SHA3，而非以太坊 Keccak-256，会静默破坏选择器、签名、存储槽和地址推导。
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Excerpt from the author’s documentation
Extracted from a fixed version of SKILL.md in its original language. This is the author’s documentation; installation, compatibility and runtime results have not been verified by this site.
Read the original Chinese text
Topics in the source
- Node.js Keccak-256
- 何时使用
- 工作原理
- 示例
- ethers v6
- viem
- web3.js
- 常见模式
以太坊使用 Keccak-256，而非 Node 的 crypto.createHash('sha3-256') 所暴露的 NIST 标准化 SHA3 变体。 计算以太坊函数选择器或事件主题 在 JS/TS 中构建 EIP-712、签名、Merkle 或存储槽辅助函数 审查任何直接使用 Node crypto 对以太坊数据进行哈希的代码 两种算法对相同输入会产生不同输出，且 Node 不会发出警告。 在以太坊上下文中，切勿使用 crypto.createHash('sha3-256')。应使用来自 ethers、viem、web3 或其他明确 Keccak 实现的 Keccak 感知辅助函数。
- Source repository
- affaan-m/ECC
- Source file
- docs/zh-CN/skills/nodejs-keccak256/SKILL.md
- Fixed revision
- d2ef2680594f9a17526a6e1a2e18b3d242c5d17b
Requirements
- Only the author’s Skill metadata is included. Read the full instructions to check dependencies, licensing and conditions of use.
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Author: affaan-m/ECC · original repository metadata. Documentation review: Not reviewed. Last source check: 2026-11-09T15:01:42.477Z.
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