Posts tagged with "cyber defence"

  • An Introduction to Firewalls and Their Use in Cyber Defence

    A firewall is a security control that uses rules to control inbound and outbound network traffic. A firewall can either be host-based or network-based. A host-based firewall is available as software on a system such as Windows Firewall and iptables on Linux. On the other hand, a network firewall is...

  • Reducing False Alarms in Snort Intrusion Detection System

    When initially setting up Snort to run as an intrusion detection/prevention system, you are likely to find a large number of alerts due to activity on your network. The majority of generated alerts may be false positives. This will make it harder to find malicious traffic on your network which...

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