Loading…
May 21, 2026 | Minneapolis, Minnesota, USA
Learn More and Register To Attend
Schedule is subject to change.

The Sched app allows you to build your schedule, but it is not a substitute for event registration. To participate in the sessions, you must be registered for OpenSSF Community Day NA 2026. If you have not registered but would like to join us, please visit the event registration page to purchase a ticket.












Thursday May 21, 2026 2:50pm - 3:05pm CDT
You’ve probably heard by now that Git supports signing your commits and the chorus encouraging you to sign your commits.

There’s just a tiny little problem: what exactly do you do with those signatures? How do you know if a signature is legitimate? When a signing key needs to be rotated and is marked as untrusted, does that mean your entire Git history is “untrusted”? What makes a commit “Verified” on GitHub?

Wonder no more. In this talk, we will discuss the state of Git commit signing today, and dispel the mysteries that surround making sense of commit signatures. We’ll look at how gittuf brings structure to commit signatures, and then uses these signatures to enforce a security policy on your repository.
Speakers
PZ

Patrick Zielinski

PhD Candidate, NYU
Patrick is a Ph.D. student at New York University researching software supply chain security. He focuses on securing version control systems that underpin systems such as The Archive Framework (TAF). He is also a maintainer of gittuf, an incubating project at the Open Source Security... Read More →
avatar for Yongjae Chung

Yongjae Chung

Masters Student, New York University
Yongjae is a Master's student at New York University. He is a contributor to gittuf, an incubating project at Open Source Security Foundation.
Thursday May 21, 2026 2:50pm - 3:05pm CDT
101E

Sign up or log in to save this to your schedule, view media, leave feedback and see who's attending!

Share Modal

Share this link via

Or copy link