Security Orchestration, Automation, and Response (SOAR) refers to software stacks that enable organizations to collect data about security threats from multiple sources and respond to low-level security events without human assistance.

How does SOAR reduce MTTR?

SOAR automates the repetitive, manual steps of incident response (like blocking an IP, quarantining a file, or disabling a user account). By executing these 'playbooks' instantly, it drastically reduces the Mean Time to Respond (MTTR).

What is the difference between SIEM and SOAR?

SIEM is primarily for log aggregation and detection (finding the needle in the haystack). SOAR is for action (what do you do once you find the needle?). Modern SOCs use both together.

What is SOAR? | Alterra Solutions Security Glossary

Speed is Critical

The average "dwell time" (time attackers spend in a network before detection) is dropping, but the "breakout time" (time to move laterally) is now under 1 hour. SOAR allows defenders to execute containment actions in seconds, not hours.

The Three Pillars

1. Orchestration

Connecting disparate security tools (Anti-virus, Firewalls, SIEM, User Directory) through APIs. Orchestration acts as the "glue" that allows these tools to talk to each other.

Example: Taking an IP address from a SIEM alert and querying a Threat Intelligence platform (like VirusTotal) to see if it's malicious.

2. Automation

Executing defined tasks without human intervention. These are often organized into "Playbooks".

Example: If the Threat Intelligence score is > 90, automatically add the IP to the Firewall Block List.

3. Response

Managing the lifecycle of the incident. This includes case management, ticketing, and collaboration tools for analysts to track the remediation.

Example Playbook: Phishing Response

Without SOAR, analyzing a reported phishing email takes an analyst 15-30 minutes. With SOAR:

Ingest: User reports email via Outlook plugin.
Parse: SOAR extracts URLs, attachments, and sender IP.
Enrich: URLs are checked against reputation services. Attachments are detonated in a sandbox.
Decision: If malicious, SOAR deletes the email from all user inboxes across the company.
Notify: SOAR emails the reporting user: "Thank you, this was malicious and has been neutralized."

Total Time: 45 seconds. Analyst Time: 0 seconds.

SOAR vs. SIEM

Function	SIEM	SOAR
Primary Goal	Detection & Logging	Response & Remediation
Input	Massive volume of logs	Alerts & Incidents
Human Role	Reviewing alerts	Building playbooks

Alterra's Expertise

Building effective SOAR capability requires more than just buying a tool; it requires deep understanding of the organization's workflows. Alterra solutions helps enterprises design custom integrations and rigorous playbooks that balance automation speed with operational safety.