@node Integrity
-@cindex Integrity
-@cindex Tarball integrity
-@cindex PGP
-@cindex Public key
@section Tarballs integrity check
You @strong{have to} verify downloaded archives integrity and check
their signature to be sure that you have got trusted, untampered
software. For integrity and authentication of downloaded binaries
@url{https://www.gnupg.org/, The GNU Privacy Guard} is used. You must
-download signature (@code{.sig}) provided with the tarball.
+download signature (@file{.sig}) provided with the tarball.
For the very first time you need to import signing public keys. They
are provided below, but be sure that you are reading them from the