If you need to use InDesign, consider these legitimate options:
Because the software has been stripped of official files and modified to bypass licensing:
While searching for "InDesign CS6 Portable" might seem like a way to save money, the risks—malware, system instability, and legal liability—far outweigh the benefits. Furthermore, the software is over a decade old and struggles to run on modern hardware or open modern files.
You are frozen in time. Adobe no longer supports CS6 anyway, but a portable version is even worse. You cannot:
A free, open-source desktop publishing tool for those on a strict budget. InDesign Free Trial: You can download the official latest version of InDesign for a 7-day trial to use it legally and safely. Further Exploration Understand why Adobe moved away from the CS6 model on the Adobe Creative Cloud FAQ