Show HN: ReVault – new secure archive format
9 points by bsutto | 3 comments
Show HN post introducing reVault, a Rust-based encrypted, signed, compressed archive format (lockbox) with CLI, keyserver, and multi-language bindings.
#post-quantum-cryptography on Hacker News
15 stories tagged post-quantum-cryptography, newest first.
OpenSSL 4.1.0(github.com)
165 points by petecooper | 55 comments
GitHub release page for OpenSSL 4.1.0, a feature release adding DTLS 1.3, GREASE support, ML-DSA/ML-KEM optimizations, and dropping legacy Windows targets.
Nexus-Q: un motor open source de Rust para PQC(nexus-q.link)
3 points by ManuelAxiom | 0 comments
Project site for Nexus-Q, an open-source Rust engine for post-quantum cryptography (PQC).
(Post-Quantum) Cryptographic Right Answers(words.filippo.io)
74 points by gavide | 13 comments
Blog post by Filippo Valsorda giving updated 'Cryptographic Right Answers' recommendations for developers, covering post-quantum cryptography choices.
Qt An E2EE post-quantum messenger core in Rust (10k connections on 124MB RAM(github.com)
12 points by moral666 | 2 comments
GitHub repository for QT, a Rust prototype E2EE messaging core implementing X3DH, PQXDH, Double Ratchet and Sealed Sender protocols.
I think we might lose public key cryptography(twitter.com)
38 points by meken | 14 comments
A Twitter/X thread by cryptographer Matthew Green following up on his tweet suggesting we might lose public key cryptography, sharing his thoughts on the risk.
Building a certificate authority for the whole Internet(blog.cloudflare.com)
42 points by ewpratten | 25 comments
Cloudflare blog post announcing it is building its own certificate authority to issue free certificates, designed for resilience, transparency, and post-quantum readiness.
![Screenshot of eprint.iacr.org: Forging 1024-bit RSA signatures in nearly SNFS time [pdf]](https://hn.urlbox.com/shots/renders/2026/9/24/aded7927-67b5-4e0f-b84b-622f29ec4d18.jpg)
Forging 1024-bit RSA signatures in nearly SNFS time [pdf](eprint.iacr.org)
63 points by int0x29 | 11 comments
IACR ePrint paper implementing the Joux-Naccache-Thomé attack to forge 1024-bit RSA signatures via a signing oracle (an HSM) in roughly SNFS time.
Cloudflare targets 2029 for full post-quantum security(blog.cloudflare.com)
370 points by ilreb | 112 comments
Cloudflare blog post by Bas Westerbaan announcing a roadmap to achieve full post-quantum security across its services by 2029.
A cryptography engineer's perspective on quantum computing timelines(words.filippo.io)
516 points by thadt | 209 comments
Filippo Valsorda's blog post giving a cryptography engineer's view on quantum computing timelines and the urgency of deploying quantum-resistant cryptography.
Claude Code can debug low-level cryptography(words.filippo.io)
446 points by Bogdanp | 199 comments
Filippo Valsorda's blog post on using Claude Code to debug his new Go implementation of the ML-DSA post-quantum signature algorithm.
Signal Protocol and Post-Quantum Ratchets(signal.org)
621 points by pluto_modadic | 267 comments
Signal blog post by Graeme Connell and Rolfe Schmidt describing the addition of post-quantum ratchets (SPQR) to the Signal Protocol.
OpenSSH Post-Quantum Cryptography(openssh.com)
428 points by throw0101d | 114 comments
OpenSSH documentation page explaining its post-quantum key agreement algorithms, defaults since 9.0 and 10.0, and the warnings for non-PQ key exchange in OpenSSH 10.1.
iMessage with PQ3 Cryptographic Protocol(security.apple.com)
515 points by galad87 | 247 comments
Apple Security Research blog post introducing PQ3, a post-quantum cryptographic protocol for iMessage end-to-end encryption.
Debunking NIST's calculation of the Kyber-512 security level(blog.cr.yp.to)
415 points by bumbledraven | 175 comments
Daniel J. Bernstein's blog post arguing that NIST miscalculated Kyber-512's security level by multiplying costs that should have been added.