Security+ Incident Response Steps and Tools

Frage	Antworten
Step 1	Preparation -prepare response plans -make system(s) resilient -create lines of communication -identify proper resources and assets
Step 2	Identification -identify the nature of the incident -determine whether an incident has occurred, assess severity, notify stakeholders -typically done using an attack framework ex: Cyber Kill Framework, MITRE ATT&CK, Diamond Model of Intrusion Analysis
Step 3	Containment limit the spread and impact of the incident should have step-by-step procedure in IRP
Step 4	Eradication find and remove the source
Step 5	Recovery restore from backups reintegrate affected systems back into workflow re-audit to ensure its no longer vulnerable
Step 6	Lessons Learned analyze the effectiveness of the response
IR Prioritization	for when multiple incidents are happening at the same time need to consider: data integrity, downtime, economic/publicity, scope, detection time, recovery time
Attack Frameworks	set of comprehensive descriptions, examples, and definitions of the threat lifecycle from initial access through exfiltration
MITRE ATT&CK	global database of TTPs and documented attack types https://attack.mitre.org/
Diamond Model of Intrusion Analysis	standardized framework for how a company can classify and react to threats 4 main categories 1. adversary 2. capability 3. victim 4. infrastructure
Cyber Kill Chain	model that identifies the stages an attacker must complete in order to achieve their objective 7 steps

Zusammenfassung der Ressource

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