From 7d139806c1f24909cd2960660574d9874bf3f598 Mon Sep 17 00:00:00 2001 From: zeus Date: Thu, 3 Mar 2022 23:26:46 +0200 Subject: [PATCH] add cloud info --- CloudComputing_Lab/modules/ROOT/pages/c.adoc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/CloudComputing_Lab/modules/ROOT/pages/c.adoc b/CloudComputing_Lab/modules/ROOT/pages/c.adoc index 2690062..fe13e3c 100644 --- a/CloudComputing_Lab/modules/ROOT/pages/c.adoc +++ b/CloudComputing_Lab/modules/ROOT/pages/c.adoc @@ -15,9 +15,9 @@ video::565597681[vimeo,start=1 ] On modern operating systems, ports are numbered addresses for network traffic. Different kinds of services use different ports by default. +image:./nmapscan.png[width=400,float="right"] For example, normal web traffic uses Port 80, while POP3 email uses Port 110. One of the ways that a firewall works is by allowing or restricting traffic over a particular port. -image:./nmapscan.png[width=400,float="right"] Because the ports can cause a security risk, it’s critical to know which ports are open and which are blocked. http://docs.swarmlab.io/SwarmLab-HowTos/swarmlab/docs/build/site/swarmlab_sec-intro/docs/index.html[Network Scanning]