diff --git a/.gitignore b/.gitignore
index d40ed65..1b86499 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1 @@
 *~1
-.*cache
diff --git a/config.yml b/config0.yml
similarity index 100%
rename from config.yml
rename to config0.yml
diff --git a/images/favicon.png b/images/favicon.png
new file mode 100644
index 0000000..89cb8eb
Binary files /dev/null and b/images/favicon.png differ
diff --git a/images/toychain.png b/images/toychain.png
new file mode 100644
index 0000000..5bb2c3a
Binary files /dev/null and b/images/toychain.png differ
diff --git a/init.sh b/init.sh
new file mode 100644
index 0000000..66a8965
--- /dev/null
+++ b/init.sh
@@ -0,0 +1,20 @@
+#
+
+i="$1"
+
+top=$(git rev-parse --show-toplevel)
+export SITE=$top
+export PATH=$top/bin:$PATH
+
+echo "node$i: port=$port"
+sed -e "s/port: .*/port: $port/" config0.yml > config$i.yml
+
+gpg --decrypt local.key.asc | git-crypt unlock -
+cp -p secrets/keys0.yml secrets/keys.yml
+
+echo "your name ?"
+read name
+perl setidentity.pl "$name"
+
+
+
diff --git a/lib b/lib
index 2fca6d5..d4c8a3d 160000
--- a/lib
+++ b/lib
@@ -1 +1 @@
-Subproject commit 2fca6d50421029bb1ab7e9f6171b0e6606bcb567
+Subproject commit d4c8a3dee208e00b768607978228d1b01979988c
diff --git a/local.key.asc b/local.key.asc
index 3088a98..c9bb3f9 100644
--- a/local.key.asc
+++ b/local.key.asc
@@ -1,9 +1,9 @@
 -----BEGIN PGP MESSAGE-----
 
-jA0ECQMCVkwyPsMJz+P/0r0ByU+jKa1N0W2+BrmVe0gl/9hwzVcCO57T8vCjxqfQ
-k5xcM+sP4msnAMVGu5J/7O6GHKq6JUomUqVYGufgWKwobLJ8Ei7qPsN7mpmA56Qu
-//puIC8UA/vhR80Iqm2cMBFh3q0DRNawuE6BwGqPFPtjnmccBJV5PW0RUjHWAQiS
-/W2baUgJFAJMSOkSOPeMZ8Vf3eRo8TXp0iS+vyfNgov9FjZm7ygM4wGdTa46aVhH
-KdatgQwrOJYXSvrw8M0=
-=sj38
+jA0ECQMCtQGWRv6q2ev/0r0BZwrm0qqGRKO0zaamIlSq7Gfc79/lqWU03pVaN9BR
+AshC/X6GN/AWZJB1kNmhMT5RuArXJv0b9fsuHXfp3EKNWrH8f/IWxH6KS7ZUUnjW
+D08JyPGi6wftkDqYqWwh7XXKW3zztSjdXWUkDSUI5L2RBI/nMAIKOlwY//HzLkdE
+oAXNZazV7XILRIUCp2Mqb/PQjSd2iTbYfrCXjV6FGSBftdl+zJZmfMrqzlCPnr4+
+lLsxfYFWlyJnruk9HPw=
+=E+c2
 -----END PGP MESSAGE-----
diff --git a/nodes/cloneit.sh b/nodes/cloneit.sh
new file mode 100644
index 0000000..7e25146
--- /dev/null
+++ b/nodes/cloneit.sh
@@ -0,0 +1,18 @@
+#
+
+i=1
+while [ -e "node$i" ]; do
+  i=$(expr $i + 1)
+done
+echo create node$i
+#git clone --recursive git@git.toptal.com:screening/Michel-Combes node$i
+port=$(expr 8089 + 2 \* $i )
+echo "node$i: port=$port"
+sed -e "s/port: .*/port: $port/" $node$i/config0.yml > $node$i/config$i.yml
+
+cd node$i
+gpg --decrypt local.key.asc | git-crypt unlock -
+
+exit $?;
+
+true;
diff --git a/secrets/keys.yml b/secrets/keys.yml
deleted file mode 100644
index 93ab034..0000000
Binary files a/secrets/keys.yml and /dev/null differ
diff --git a/setidentity.pl b/setidentity.pl
new file mode 100644
index 0000000..aefd5fe
--- /dev/null
+++ b/setidentity.pl
@@ -0,0 +1,25 @@
+#!/usr/bin/perl
+
+BEGIN { if (-e $ENV{SITE}.'/lib') { use lib $ENV{SITE}.'/lib'; } }
+
+use encode qw(mbase58);
+use ECKeys qw($keys ecsign ecverif eckeygen saveKeys);
+use YAML::Syck qw(Dump);
+
+
+my $name = shift;
+my $id = eckeygen('identity' => $name);
+&saveKeys();
+
+printf "keys: %s\n",Dump($keys);
+
+my $msg = sprintf "this message is signed by %s",$keys->{identity}{name};
+printf "msg: %s\n",$msg;
+my $sig = &ecsign('identity',$msg);
+my $valid = &ecverif($keys->{identity}{public},$sig,$msg);
+if ($valid) { print "ok\n"; }
+
+exit $?;
+
+1;
+