diff --git a/index-lab.adoc b/index-lab.adoc
index c3ecc1a..20505db 100644
--- a/index-lab.adoc
+++ b/index-lab.adoc
@@ -25,6 +25,13 @@ The Internet of Things (IoT) is based on processing of large amount of data in o
*Security* is defined as a set of mechanisms to protect sensitive data from vulnerable attacks and to guaranteeconfidentiality, integrity and authenticity of data.
****
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== Prepare your development and test environment
@@ -42,6 +49,23 @@ TIP: To Docker είναι μια πλατφόρμα λογισμικού ανο
TIP: How It Works, Apps, Swarm: The Five Principles of Swarm Intelligence
+
+
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== Security
[INFO]
diff --git a/index-lab.adoc.html b/index-lab.adoc.html
index 309ea66..86c0188 100644
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@@ -696,7 +705,7 @@ This tutorial demonstrates some common nmap port scanning scena
diff --git a/index-lab.adoc.pdf b/index-lab.adoc.pdf
index b7efd11..eb83a67 100644
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/Keywords (iot, swarm, Linux, OS, Sec)
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