/usr/lib/ghc-doc/hoogle/libghc-hackage-security-doc.txt is in libghc-hackage-security-doc 0.5.2.2-6.
This file is owned by root:root, with mode 0o777.
It is a symlink to /usr/lib/ghc-doc/hoogle/../../../share/doc/libghc-hackage-security-doc/html/hackage-security.txt