I think several apps can do that including pkg viewer and orbis itself (decrypting without a passcode).
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I think rsa sector actual contains the license as well as license.dat. I don't know if we really know how it works right now though or else we could decrypt pfs sectors. liborbispkg mentions inner and outer pfs, which I don't understand, whenever you encrypt a pkg.
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I think rsa sector actual contains the license as well as license.dat. I don't know if we really know how it works right now though or else we could decrypt pfs sectors. liborbispkg mentions inner and outer pfs, which I don't understand, whenever you encrypt a pkg.