During June 2025, Paul contributed to the joernio/ghidra repository by addressing a bug related to control flow guard function marking. He implemented a safety pre-check in Java to prevent overwriting pre-existing data when marking addresses as functions, thereby improving data integrity and reducing analysis errors. By adding targeted logging instead of overwriting data at conflicting addresses, Paul enhanced the debuggability and reliability of function entry point handling. His work leveraged skills in binary analysis and reverse engineering, resulting in a more stable analysis process. The fix is clearly traceable in the commit history, reflecting careful and maintainable engineering.