Note that I sent PR to support SLH-DSA in ruby/openssl. However, I don't have a plan to add the SLH-DSA tests across the standard libraries except for ruby/openssl. Because I think SLH-DSA is a kind of unpopular PQC algorithm used for th...jaruga (Jun Aruga)
Based on the [Dev Meeting on 6th August 2026](https://bugs.ruby-lang.org/issues/22221#note-5), I updated this ticket's first comment, adding the following sections. * What is PQC? * Goal of the ticket * PQC, non-PQC hybrid and multi...jaruga (Jun Aruga)
* [Feature #22068] Adding post-quantum cryptography (PQC) support across Ruby standard libraries (jaruga) * I explain the feature with my motivations, and answer questions from other developers. * I want to share how to proceed for p...jaruga (Jun Aruga)
@seki or other ruby/drb maintainers, I opened the issue ticket <https://github.com/ruby/drb/issues/52>, sending the PR. The PR link is on the issue ticket. I would appreciate your reviews for the PR.jaruga (Jun Aruga)
> As I heard from my colleagues working for OpenSSL, that SLH-DSA is not ready to be used, we can ignore SLH-DSA for now. Sorry, the above was wrong or outdated information. SLH-DSA is ready to use for signature use case (but not for...jaruga (Jun Aruga)
## Summary and motivation ### What is PQC? Post-quantum cryptography (PQC) means cryptography algorithm which people can safely use after (post) quantum computing is practically used like today's personal computer in the future. ...jaruga (Jun Aruga)
jaruga (Jun Aruga)12:40 PM Ruby Feature #22068: Adding post-quantum cryptography (PQC) support across Ruby standard libraries