Compare DDoS protection services across AWS Shield, Azure DDoS Protection, Cloud Armor, and OCI.
Showing 20 of 20 features.
| Feature | AWS | Azure | GCP | OCI |
|---|---|---|---|---|
Service Name Core Features | AWS Shield (Standard + Advanced) | Azure DDoS Protection (Network + IP) | Google Cloud Armor DDoS Protection | OCI DDoS Protection (always-on) |
Free Tier Core Features | Shield Standard: free, automatic L3/L4 protection for all AWS resources | Basic: free infrastructure-level protection for all Azure resources | Standard: always-on L3/L4 protection for all GCP load-balanced resources | Always-on DDoS protection included at no extra charge |
Premium Tier Core Features | Shield Advanced: $3,000/month + data transfer; L3-L7 with SRT access | DDoS Network Protection: ~$2,944/month per 100 resources | Cloud Armor Enterprise: pay per policy/rule + advanced features | No separate premium tier; DDoS protection included in infrastructure |
SLA / Guarantee Core Features | Shield Advanced: cost protection (credits for scaling charges during attacks) | DDoS Network Protection: cost protection credit for attack-induced scaling | Cloud Armor Enterprise: includes DDoS cost protection | Platform SLA covers availability; no separate DDoS SLA |
Protected Resources Core Features | EC2, ELB, CloudFront, Global Accelerator, Route 53, Elastic IP | Virtual Networks, Public IPs, Load Balancers, Application Gateways | HTTP/S Load Balancer, TCP/SSL Proxy, CDN, Cloud Run, GKE | All public-facing OCI resources (load balancers, compute, edge) |
L3/L4 Protection Protection Layers | Always-on flow-based detection; automatic inline mitigation | Always-on traffic monitoring with automatic mitigation | Always-on volumetric protection at Google edge PoPs | Always-on L3/L4 scrubbing at Oracle backbone edge |
L7 Protection Protection Layers | Shield Advanced + AWS WAF integration for application-layer attacks | DDoS Protection + Azure WAF on Application Gateway/Front Door | Cloud Armor WAF rules + Adaptive Protection ML-based detection | WAF integration for HTTP flood and application-layer attacks |
Volumetric Attack Capacity Protection Layers | Multi-Tbps scrubbing via AWS global edge network | Multi-Tbps mitigation capacity via Azure backbone | Multi-Tbps absorption via Google global network (2.5 Tbps+ proven) | Tbps-scale scrubbing via Oracle backbone network |
Protocol Attack Defense Protection Layers | SYN flood, UDP reflection, DNS amplification auto-mitigated | SYN/ACK floods, UDP/DNS amplification, fragmentation attacks | SYN flood, UDP reflection, NTP/DNS amplification at edge | SYN flood, UDP reflection, ICMP floods, fragmented attacks |
Adaptive / ML Detection Protection Layers | Shield Advanced: anomaly detection based on traffic baselines | ML-based profiling and adaptive tuning of mitigation policies | Adaptive Protection: ML models detect and suggest rules for L7 attacks | Traffic analysis with automatic threshold adjustment |
Response Team Response & Mitigation | Shield Response Team (SRT) for 24/7 expert assistance (Advanced) | DDoS Rapid Response (DRR) team engagement (Network Protection) | Google Cloud support team; no dedicated DDoS response team | OCI support; no dedicated DDoS response team |
Time to Mitigate Response & Mitigation | L3/L4: seconds; L7 with WAF: seconds to minutes | L3/L4: typically under 1 minute; adaptive tuning ongoing | L3/L4: seconds at edge; L7 Adaptive Protection: seconds | L3/L4: seconds; L7 via WAF: seconds to minutes |
Attack Visibility Response & Mitigation | Shield Advanced: real-time attack metrics, CloudWatch, SNS notifications | DDoS attack analytics, metrics, alerts in Azure Monitor | Cloud Armor telemetry, Security Command Center integration | OCI Monitoring metrics and Events service for attack alerts |
Post-Attack Reporting Response & Mitigation | Shield Advanced: attack diagnostics, summary reports in console | DDoS attack flow logs; Diagnostic Insights reports | Cloud Logging attack logs; Security Command Center findings | OCI Audit logs and monitoring metric history |
Custom Mitigation Rules Response & Mitigation | WAF rate rules, geo blocks, IP deny lists during attacks | WAF custom rules, rate limiting, geo filtering | Cloud Armor custom rules, rate limiting, adaptive suggestions | WAF rules, CAPTCHA challenges, rate limiting |
Monitoring & Alerting Operations | CloudWatch metrics: DDoSDetected, DDoSAttackBitsPerSecond, etc. | Azure Monitor: under DDoS attack, inbound packets dropped/forwarded | Cloud Monitoring: requests by outcome, policy evaluations | OCI Monitoring: traffic volume, blocked requests, alerts |
Integration with CDN Operations | CloudFront native Shield integration for edge DDoS protection | Front Door WAF with built-in DDoS; CDN classic support | Cloud CDN + Cloud Armor integrated at Google edge | OCI CDN with edge-level DDoS scrubbing |
Terraform Support Operations | aws_shield_protection, aws_shield_subscription resources | azurerm_network_ddos_protection_plan resource | google_compute_security_policy with advanced_options_config | Included by default; WAF policies via oci_waf_* resources |
Global vs Regional Operations | Shield Standard: global (CloudFront/R53); Advanced: regional + global | DDoS Protection plan applied per VNet (regional scope) | Global protection at all Google edge PoPs | Regional DDoS scrubbing at Oracle backbone entry points |
Multi-Account Coverage Operations | Shield Advanced: AWS Organizations consolidated billing discount; Firewall Manager | DDoS Protection plan shared across VNets in subscription | Organization-level security policies via hierarchical policies | Tenancy-wide protection across all compartments |
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