“WTF FIDO2 U2F WebAuthn” dnet · Talk (30 minutes)

Everything you (n)ever wanted to know about modern 2FA for and beyond the web

---

“The Power of OPRFs” s · Talk (30 minutes)

OPRFs are a hot newish cryptographic primitive that on the surface is quite simple. It can be used for many great things. In this talk I give a short introduction into various types of OPRFS and how and where they are used.

---

“Encryption for data-at-rest, new directions” s · Talk (30 minutes)

In this talk I shortly present industry "best" practices for encryption of data-at-rest (DaR), then I introduce a novel system that brings DaR encryption into the 21st century and comes with much improved security guarantees than what we are all used to.

---

“What happened in Ukraine? (how to satellite imagery, entry level)” vrs · Lightning talk (5 minutes)

An old Soviet/Ukrainian ammo depot was blown up in May in Khmelnytskyi. Using public data, what can we find out about it?

---

“What to do with this tape library (campfire talk)” vrs · Talk (30 minutes)

An unnamed hyperscaler got rid of their tape backups and we got to keep a souvenir (about 5 tons of it). We want to use it for good but it proves challenging.