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The OpenSSL Conference is the global meeting place for the people who build, deploy, govern, and rely on secure digital infrastructure. It brings together developers, security engineers, researchers, policymakers, enterprises, legal and compliance professionals, and community contributors, all united by a shared commitment to stronger open-source security.
Thursday October 15, 2026 15:30 - 16:10 CEST
TLS 1.3 overloaded the PSK mechanism with resumption, 0-RTT and ECH overlap. A complex feature with non-obvious limits, addressed by RFC9258 (OpenSSL 4.1).
Speakers
VD

Viktor Dukhovni

Staff Engineer, OpenSSL Corporation
OpenSSL staff engineer since May 2024, with focus on PQC and X.509.Unix system programmer since the mid 1980's with a focus on network security.
Long-term contributor to Postfix and maintainer of its TLS features.
Author of:RFC7435 (opportunistic security),RFC7161 (DANE updates)RFC7672 (DANE for SMTP),RFC9276 (DNSSEC NSEC3 BCP).Contributor to Heimdal and MIT Kerberos, OpenSSL, Haskell GHC compiler and libraries... Read More →
Thursday October 15, 2026 15:30 - 16:10 CEST
Room 2
  Technical, Talk

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