Reflection

  • Changing a Field’s Type in Recent JDKs

    A couple of years ago, I attended a talk by my former colleague (but still friend) Volker Simonis. It gave me the idea to dig a bit into the subject of how to secure the JVM. From the material, I created a series of blog posts as well as a talk.

    From that point on, I submitted the talk at meetups and conferences, where it was well-received. Because I like to explore different areas, I stopped to submit other proposals. Still, the talk is in my portfolio, and it was requested again in 2021. I have already presented it twice since the beginning of the year at the time of this writing.

    It allowed me to update the demo with version 16 of the JDK. In this blog post, I want to share some findings regarding the security changes regarding changing a field’s type across JDK versions.

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