diff --git a/.gitattributes b/.gitattributes
index bf9317a30050a9d85c19d8ec34085b34728fbb4d..66cbe0a268c4d2fbc69ef0ed78e2729aedaa71b7 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -312,6 +312,7 @@ images/quoteright.gif -text
 images/rss-icon.png -text
 images/rss.png -text
 images/security.png -text
+images/security.png.source.txt -text
 images/sites_default.png -text
 images/soyezcreateurs.ico -text
 images/star.png -text
diff --git a/images/security.png b/images/security.png
index cdc7784f5c8ba8249dd897fd8b422fbc07f52f5c..92c7e3a28e2da6a967531c4003feb78fb642a8e9 100644
Binary files a/images/security.png and b/images/security.png differ
diff --git a/images/security.png.source.txt b/images/security.png.source.txt
new file mode 100644
index 0000000000000000000000000000000000000000..971ae98dfa8d6727d4d375bacb36fdc06923195b
--- /dev/null
+++ b/images/security.png.source.txt
@@ -0,0 +1 @@
+https://www.iconfinder.com/icons/4148/unlock_icon
\ No newline at end of file