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An event may convey an alarm or report an incident (which explains why event correlation used to be called alarm correlation), but not necessarily. It may also report that a situation goes back to normal, or simply send some information that it deems relevant (e.g., policy P has been updated on device D).
Security event manager : Real-time monitoring, correlation of events, notifications and console views. Security information and event management (SIEM): Combines SIM and SEM and provides real-time analysis of security alerts generated by network hardware and applications. [5] [citation needed]
The key feature of a Security Event Management tool is the ability to analyse the collected logs to highlight events or behaviors of interest, for example an Administrator or Super User logon, outside of normal business hours. This may include attaching contextual information, such as host information (value, owner, location, etc.), identity ...
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Security information management is also referred to as log management and is different from SEM (security event management), but makes up a portion of a SIEM (security information and event management) solution. [6]
Prelude SIEM comes with a large set of sensors, each of them monitoring different event types. Prelude SIEM permits alert collection to the WAN scale, whether its scope covers a city, a country, a continent or the world. Prelude SIEM is a SIEM system capable of inter-operating with all the systems available on the market. [2]
An intrusion detection system (IDS) is a device or software application that monitors a network or systems for malicious activity or policy violations. [1] Any intrusion activity or violation is typically either reported to an administrator or collected centrally using a security information and event management (SIEM) system.
Event logging: regardless of the event type, a good practice should be to record the event and the actions taken. The event can be logged as an Event Record or it can be left as an entry in the system log of the device. Alert and human intervention: for events that requires human intervention, the event needs to be escalated.
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