DECIPHERU · RANGE
Range
Train on real cybersecurity threats.
Scenario practice with signed, ATS-exportable credentials.
Range scenarios are simulated training exercises. Performing these techniques against systems you do not own or have explicit written authorization to test is illegal under 18 U.S.C. § 1030 (Computer Fraud and Abuse Act) and equivalent state and foreign statutes.
41
Scenarios
0
Attempts platform-wide
Be the first
Top operator (Elo)
16 scenarios
Free tier · 5 starters openCybersecurityIntermediateCrucible
Hunt the Beacon: Detect Cobalt Strike in Network Telemetry
Threat Hunting
35 min·6 steps
CybersecurityIntermediateGauntlet
Cloud Misconfiguration: An Exposed S3 Bucket
Cloud Security
30 min·6 steps
AI for CybersecurityIntermediateGauntlet
LLM-Assisted Incident Investigation: Multi-Stage Intrusion
AI for Cybersecurity
45 min·7 steps
AI for CybersecurityIntermediateCrucible
AI Security Copilot Selection: Pick Between Three Vendors
AI for Cybersecurity
35 min·6 steps
AI for CybersecurityIntermediateCrucible
Endpoint Anomaly Investigation: LLM Process-Tree Summarization
AI for Cybersecurity
30 min·6 steps
AI for CybersecurityIntermediateCrucible
Credential Stuffing: ML Behavioral Model Tuning
AI for Cybersecurity
35 min·6 steps
AI for CybersecurityIntermediateCrucible
Privilege Escalation: AI Triage of Token-Theft Alerts
AI for Cybersecurity
30 min·6 steps
AI for CybersecurityIntermediateCrucible
Data Exfiltration: AI Baseline Detection on Cloud Egress
AI for Cybersecurity
30 min·6 steps
AI for CybersecurityIntermediateCrucible
Vulnerability Prioritization: EPSS Plus AI Context
AI for Cybersecurity
30 min·6 steps
AI for CybersecurityIntermediateCrucible
Compliance: AI Search for ISO 27001 Evidence Collection
AI for Cybersecurity
35 min·6 steps
Cybersecurity for AIIntermediateCrucible
AI Eval Set Design: Catch Harmful Outputs Before Production
Cybersecurity for AI
50 min·8 steps
Cybersecurity for AIIntermediateCrucible
Direct Prompt Injection: Build the Defense Stack
Cybersecurity for AI
30 min·6 steps
Cybersecurity for AIIntermediateCrucible
Insecure Output Handling: XSS via LLM Response
Cybersecurity for AI
25 min·6 steps
Cybersecurity for AIIntermediateCrucible
Model Denial of Service: Long-Context Resource Exhaustion
Cybersecurity for AI
30 min·6 steps
Cybersecurity for AIIntermediateCrucible
Sensitive Disclosure: PII Leakage Through LLM Completion
Cybersecurity for AI
30 min·6 steps
Cybersecurity for AIIntermediateCrucible
Overreliance: Analyst Trusts AI Output Without Verification
Cybersecurity for AI
30 min·6 steps