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EDR XDR Endpoint Response

⬢ NIVÅ 2Tekniskt
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4 månader
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1
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EDR (Endpoint Detection & Response) and XDR (Extended Detection & Response) are security platforms that monitor endpoints for suspicious behavior, hunt threats, and automate response. XDR extends EDR across networks, email, cloud, and identity. This skill is rare and high-paying because endpoint breaches cost companies $4M+ on average. Learning EDR takes 6-8 weeks; mastery (investigation, hunting, tuning) takes 4-6 months. Senior practitioners design enterprise-wide detection strategies and prevent breaches before they escalate.

Vad är EDR XDR Endpoint Response

EDR (Endpoint Detection & Response) and XDR (Extended Detection & Response) are cybersecurity platforms that continuously monitor devices for threats and orchestrate rapid response. EDR focuses on individual endpoints (computers, servers, mobile devices). It collects telemetry, processes, network connections, file activity, registry changes, and compares against known malware signatures and behavioral patterns. When suspicious activity is detected, EDR alerts security teams or can take automated actions (kill process, block network, isolate endpoint). XDR extends this beyond endpoints. It correlates signals from networks, email, cloud, identity systems, and applications. A single attacker might move from phishing email → compromised account → endpoint lateral movement → cloud data exfiltration. XDR connects these dots automatically. Senior teams use XDR to stop breaches at stage 1 (email block) instead of stage 4 (data loss).

🔧 VERKTYG & EKOSYSTEM
CrowdStrike FalconMicrosoft Defender for EndpointPalo Alto Cortex XDRSentinelOne SingularityElastic SecurityThreat hunting toolsSOAR platformsIncident response playbooks

📋 Innan du börjar

Incident Response

💰 Lön per region

OmrådeNybörjareMidErfaren
USA$95k$160k$240k
UK£58k£98k£148k
EU€62k€105k€155k
CANADAC$100kC$170kC$260k

🎯 Karriärer som använder EDR XDR Endpoint Response

Cybersecurity Analyst

⚖ Jämför med

Incident Response

❓ Vanliga frågor

What's the difference between EDR and XDR?
EDR monitors endpoints (laptops, servers) for threats. XDR extends that visibility to networks, email, cloud, identity, and applications. EDR is tactical (block this malware). XDR is strategic (track attack chain across 5 systems). XDR costs more but prevents lateral movement.
How do I tune EDR without drowning in false positives?
Start with vendor baselines. Create a baseline of 'normal' for your environment (common processes, network patterns). Whitelist legitimate tools. Use machine learning rules to learn patterns. Daily: review 10 alerts, refine rules. After 2 weeks, false positive rate drops 60%.
What's threat hunting vs passive EDR monitoring?
Passive: EDR alerts on suspicious behavior. You react. Threat hunting: you proactively search for attackers hiding in your logs. Hunting = 20% more effective at finding breaches before damage. Requires historian mindset and SQL/regex skills.
Can one person manage EDR for 5000 endpoints?
Not well. Recommend 1 analyst per 1000-1500 endpoints for operational load. One senior can design the program for all 5000, but others investigate alerts. Use SOAR (automation) to reduce manual work 70%.
How do I collect evidence for forensics from EDR?
Isolate endpoint immediately. Collect: full disk image, memory dump, process tree, network connections, file hashes, execution timeline. Preserve chain of custody. Tools: EnCase, FTK, or vendor forensics plugins. Takes 4-8 hours per incident.

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