Daniel Scherzer
Daniel is an open source contributor mainly focused on PHP and its ecosystem. He contributes as @DanielEScherzer on GitHub. See https://scherzer.dev/ for more.
Montreal 2027 sessions
PHP 8.6: The Inside Scoop
English session - Beginner
Join PHP core developer and veteran release manager Daniel Scherzer for a deep dive into the new features, syntax updates, deprecations, and surprises coming in PHP 8.6. Whether you're maintaining legacy apps or building bleeding-edge libraries, this talk will help you upgrade to the newest version of PHP 8.5 with confidence. Features include improvements to the URL handling extension, partial function application, a new Duration class, and more.
PHP2Shell: Tales from the Front Lines
English session - Intermediate
In October 2026, a pair of critical vulnerabilities in PHP, termed "PHP2Shell," were disclosed. As a PHP 8.5 Release Manager, Daniel Scherzer had a front-row seat to the announcement of the PHP2Shell vulnerabilities and the distribution of their fixes. Join him for an in-depth account of what PHP2Shell is, the discovery and remediation process, how the fixes were built and disseminated, and much much more.
