Monitoring and analysing network communication

This thesis describes and explains network attacks and provides solutions how to defend against these threats. Each network attack is introduced in the theoretical part. This thesis characterizes individual signs of each attack and those attacks are divided into specific groups. The next part pursue the topic of defence against these network attacks. This thesis also provides advices, how to lower or even eliminate the attack from happening. In the last part there are practical experiments of chosen attacks performed by selected software