README: Use HTTPS URLs where possible

The GitHub and Debian permanently moved to HTTPS URLs and redirect
there. The Gentoo URL does not redirect to HTTPS, but still use it to
address certain kinds of attacks. Lastly, the NetBSD URL is only
available using HTTP.

diff --git a/README b/README
index f3b734d392bc909eb73c8c04fba1dfade9d41186..97d8828a74ae7ef8381b398b86b73374d7eb350f 100644 (file)
--- a/README
+++ b/README
@@ -2,10 +2,10 @@ Shadow SITES
 ============
 
 Homepage
-       http://github.com/shadow-maint/shadow
+       https://github.com/shadow-maint/shadow
 
 Issue tracker
-       http://github.com/shadow-maint/shadow/issues
+       https://github.com/shadow-maint/shadow/issues
 
 Releases
        https://github.com/shadow-maint/shadow/releases
@@ -15,19 +15,19 @@ Mailing lists
        commit list: pkg-shadow-commits@alioth-lists.debian.net
 
 Mailing lists subscription
-       http://alioth-lists.debian.net/mailman/listinfo/pkg-shadow-devel
-       http://alioth-lists.debian.net/mailman/listinfo/pkg-shadow-commits
+       https://alioth-lists.debian.net/mailman/listinfo/pkg-shadow-devel
+       https://alioth-lists.debian.net/mailman/listinfo/pkg-shadow-commits
 
 Mailing lists archives:
-       http://alioth-lists.debian.net/pipermail/pkg-shadow-devel/
-       http://alioth-lists.debian.net/pipermail/pkg-shadow-commits/
+       https://alioth-lists.debian.net/pipermail/pkg-shadow-devel/
+       https://alioth-lists.debian.net/pipermail/pkg-shadow-commits/
 
 S/Key support:
        Shadow can be built with S/Key support using the S/Key package from:
 
        http://cvsweb.netbsd.org/bsdweb.cgi/src/lib/libskey/
        or
-       http://gentoo.osuosl.org/distfiles/skey-1.1.5.tar.bz2
+       https://gentoo.osuosl.org/distfiles/skey-1.1.5.tar.bz2
 
 Authors and contributors
 ========================