diff --git a/audit/README.md b/audit/README.md
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+++ b/audit/README.md
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+# Audit
+
+Actuellement, deux voies d'audit :
+- liste des paquets Debian utilisés ;
+- test vrms.
+
+# 2023
+
+Résultat de l'audit du 04/01/2023 :
+- les paquets :
+- le test vrms :
+
diff --git a/audit/dopackagelist b/audit/dopackagelist
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+++ b/audit/dopackagelist
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+#!/bin/bash
+
+# 2023-01-04 Cpm
+
+align_dpkgs()
+{
+    local source_file="$1"
+    local letter="$2"
+    
+    # Find the longest position.
+    local max=0
+    while read -r line; do
+        if [[ $line =~ '||/ N' ]]; then
+            local pos=$(expr index "$line" "$letter")
+            if (( $pos > $max)); then
+                max=$pos
+            fi
+        fi
+    done < "$source_file"
+
+    # Insert spaces.
+    local currentpos=0
+    local middle=""
+    while read -r line; do
+        #echo -e "$line\n"
+        if [[ $line =~ '||/ N' ]]; then
+            local currentpos=$(expr index "$line" "$letter")
+            currentpos=$(($currentpos-1))
+            local diff=$(($max-currentpos-1))
+            middle=$(printf %${diff}s)
+
+            local start=${line:0:currentpos}
+            local end=${line:currentpos}
+            echo "${start}${middle}${end}"
+
+        elif [[ $line =~ 'ii ' ]]; then
+            local start=${line:0:currentpos}
+            local end=${line:currentpos}
+            echo "${start}${middle}${end}"
+        fi
+    done < "$source_file"
+}
+
+# ##############################################################################
+
+# Put all dpkg -l output in one file.
+dpkg -l --no-pager > tmp
+for guest in $(cat machines.txt) ;
+do
+    ssh -t admin666@$guest dpkg -l --no-pager >> tmp
+done
+
+# Align the column Version.
+align_dpkgs "tmp" "V" > tmp2
+
+# Align the column Architecture.
+align_dpkgs "tmp2" "A" > tmp
+
+# Output cleaned lines.
+grep  "^ii" tmp | sort | uniq
+
+# Clean temprary files.
+rm tmp tmp2
diff --git a/audit/dovrmslist b/audit/dovrmslist
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+++ b/audit/dovrmslist
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+#!/bin/bash
+
+for guest in $(cat machines.txt) ;
+do
+    echo "===== $guest ====="
+    ssh -t admin666@$guest vrms
+done
diff --git a/audit/machines.txt b/audit/machines.txt
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+++ b/audit/machines.txt
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+alpha@foo.bar
+bravo@foo.bar
+charlie@foo.bar