properly reference the debian howto on PGP settings

diff --git a/src/practical_settings/GPG.tex b/src/practical_settings/GPG.tex
index 1ab09ff..dabaf4d 100644 (file)
--- a/src/practical_settings/GPG.tex
+++ b/src/practical_settings/GPG.tex
@@ -14,11 +14,12 @@ When using PGP, there are a couple of things to take care of:
 
 Properly dealing with key material, passphrases and the web-of-trust is outside of the scope of this document. The GnuPG website\footnote{\url{http://www.gnupg.org/}} has a good tutorial on PGP.
 
+This \href{https://www.debian-administration.org/users/dkg/weblog/48}{Debian Howto} is a great resource on upgrading your old PGP key as well as on safe default settings. This section is built based on the Debian Howto.
+
 \subsubsection{Hashing}
 Avoid SHA-1 in GnuPG. Edit \$HOME/.gnupg/gpg.conf:
 
 \begin{lstlisting}[breaklines]
-# according to:  https://www.debian-administration.org/users/dkg/weblog/48
 personal-digest-preferences SHA256
 cert-digest-algo SHA256
 default-preference-list SHA512 SHA384 SHA256 SHA224 AES256 AES192 AES CAST5 ZLIB BZIP2 ZIP Uncompressed