--- title: GNU Nettle 4.0 Released With SLH-DSA Support | daily.dev description: GNU Nettle 4.0 has been released with support for SLH-DSA (SPHINCS+), a post-quantum digital signature scheme standardized by NIST as FIPS 205. This... canonical: https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni twitter:card: summary_large_image twitter:site: @dailydotdev og:type: website og:site_name: daily.dev og:title: GNU Nettle 4.0 Released With SLH-DSA Support | daily.dev og:description: GNU Nettle 4.0 has been released with support for SLH-DSA (SPHINCS+), a post-quantum digital signature scheme standardized by NIST as FIPS 205. This... og:url: https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni og:image: https://api.daily.dev/og/posts/5YsTsMWni.png og:image:alt: GNU Nettle 4.0 Released With SLH-DSA Support og:image:width: 1200 og:image:height: 630 og:locale: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # GNU Nettle 4.0 Released With SLH-DSA Support **[Phoronix](https://daily.dev/sources/phoronix)** · 1 min read · 0 upvotes · 0 comments ## Summary GNU Nettle 4.0 has been released with support for SLH-DSA (SPHINCS+), a post-quantum digital signature scheme standardized by NIST as FIPS 205. This cryptographic library update prepares systems for quantum-resistant security by implementing one of the signature algorithms selected to withstand attacks from quantum computers. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [Post-Quantum Cryptography in .NET](https://daily.dev/posts/post-quantum-cryptography-in-net-9uq2cqj7r) · .NET Blog · 25 upvotes · 0 comments - [OpenSSH 10.4 released](https://daily.dev/posts/openssh-10-4-released-hvdxib33z) · LWN.net · 0 upvotes · 0 comments - [OpenSSL 4.1 Alpha 1 Released With DTLS 1.3, GREASE & More AVX-512 Optimizations](https://daily.dev/posts/openssl-4-1-alpha-1-released-with-dtls-1-3-grease-more-avx-512-optimizations-sqnselsu8) · Phoronix · 0 upvotes · 0 comments - [Release OpenSSL 4.0.0 · openssl/openssl](https://daily.dev/posts/release-openssl-4-0-0-openssl-openssl-xg4whcg3t) · Hacker News · 0 upvotes · 0 comments --- Tags: [#cryptography](https://daily.dev/tags/cryptography), [#quantum-computing](https://daily.dev/tags/quantum-computing), [#security](https://daily.dev/tags/security) [View this post on daily.dev](https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni) ```json {"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://daily.dev/#organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180},"sameAs":["https://twitter.com/dailydotdev","https://github.com/dailydotdev","https://www.linkedin.com/company/daily-dev-ltd"]},{"@type":"WebSite","@id":"https://daily.dev/#website","url":"https://daily.dev","name":"daily.dev","publisher":{"@id":"https://daily.dev/#organization"},"potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://daily.dev/search?q={search_term_string}"},"query-input":"required name=search_term_string"}}]} {"@context":"https://schema.org","@type":"TechArticle","headline":"GNU Nettle 4.0 Released With SLH-DSA Support","url":"https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni","mainEntityOfPage":{"@type":"WebPage","@id":"https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni"},"datePublished":"2026-02-05T21:28:20.332Z","dateModified":"2026-03-15T03:53:53.101Z","description":"GNU Nettle 4.0 has been released with support for SLH-DSA (SPHINCS+), a post-quantum digital signature scheme standardized by NIST as FIPS 205. This...","image":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/3a772efd6fe2391e1bae1a174e070907?_a=AQAEunF","thumbnailUrl":"https://media.daily.dev/image/upload/f_auto,q_auto/v1/posts/3a772efd6fe2391e1bae1a174e070907?_a=AQAEunF","isAccessibleForFree":true,"articleSection":"Phoronix","inLanguage":"en","publisher":{"@type":"Organization","name":"daily.dev","url":"https://daily.dev","logo":{"@type":"ImageObject","url":"https://daily.dev/apple-touch-icon.png","width":180,"height":180}},"author":{"@type":"Organization","name":"Phoronix","logo":"https://media.daily.dev/image/upload/t_logo,f_auto/v1/logos/6a26ba379dd64932830aa0c9803dd7ee","url":"https://daily.dev/sources/phoronix"},"commentCount":0,"discussionUrl":"https://daily.dev/posts/gnu-nettle-4-0-released-with-slh-dsa-support-5ystsmwni","interactionStatistic":[{"@type":"InteractionCounter","interactionType":{"@type":"LikeAction"},"userInteractionCount":0},{"@type":"InteractionCounter","interactionType":{"@type":"CommentAction"},"userInteractionCount":0}],"keywords":"cryptography,quantum-computing,security","timeRequired":"PT1M"} {"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https://daily.dev"},{"@type":"ListItem","position":2,"name":"Phoronix","item":"https://daily.dev/sources/phoronix"},{"@type":"ListItem","position":3,"name":"GNU Nettle 4.0 Released With SLH-DSA Support"}]} ```