IPS and IDS

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Characteristics: - An IPS, on the other hand, takes action itself to block the attempted intrusion or otherwise remediate the incident.

Characteristics: -An IDS is designed to only provide an alert about a potential incident, which enables a security operations center (SOC) analyst to investigate the event and determine whether it requires further action.

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Advantages IDS:

No impact on network

No network impact if there is a sensor failure

No network impact if there is a sensor overload

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More vulnerable to network security evasion techniques

Response action cannot stop trigger

Correct tuning required for response actions

Disadvantages IDS:

Some impact on network

Sensor issues might affect network traffic

Sensor overloading impacts the network

Disadvantages IPS:

Example of IPS:

Cisco NGIPS

Corelight and Zeek

Fidelis Network

Snort

Example of IDS:

Snort.

Zeek.

Suricata.

Sagan.

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Advantages IPS:

Stops trigger packets

Can use stream normalization techniques