# What changed in crypto-js

> 1 changes in crypto-js 4 from its official release notes, upgrade guides and advisories: 1 deprecations. Each one cited. Sources checked 2026-10-18. HTML: https://unstale.sh/npm/crypto-js/

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## crypto-js 4

### Deprecations

- crypto-js is deprecated on its registry: Active development of CryptoJS has been discontinued. This library is no longer maintained. (4.2.0) — [source](https://www.npmjs.com/package/crypto-js)