SAS Tip: Compiled, encrypted macros are not secure (Daily tip for 2025-Oct-18)


Compiled, encrypted macros are not secure: some source code may be visible in the compiled macro file. Specifying the sensitive parameters in %LOCAL variables may keep the information hidden.


Thanks to Thomas Billings for this tip. Read more details in this paper from WUSS 2017: Secure MacroBased Method to Assign LIBNAMEs for Databases.

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