3 ms·
Not if it's served over SSL.
Not if it's served over SSL.
This comment is a repeat, but that may not necessarily be true:
http://www.imperialviolet.org/2011/03/18/revocation.html http://www.imperialviolet.org/2011/03/18/revocation.html
That has nothing to do with whether the installer is a shell script or a binary.