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Edge immersion days module 2 - protect your application at the edge using aws waf & shield advanced
- 1. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. AWS WAF & Shield Advanced Protect your application at the Edge
- 2. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Threat landscape
- 3. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Types of threats Application Ping of Death | ICMP Flood | Teardrop | reflections | UDP floods SYN/ACK Flood | Slowloris | SSL Abuse Presentation Session Transport Network HTTP Flood | Malformed HTTP App exploits | CVE |s XSS | SQLi | RFI Bots | Scrapers | Crawlers Bad BotsDDoS Web Application Attacks
- 4. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Trends of DDoS attacks 0 200 400 600 800 1000 1200 1400 1600 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Largest DDoS Attacks (Gbps) Largest DDoS Attacks Memcached Attacks Mirai Attacks
- 5. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Cloud native protection
- 6. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Pillars of perimeter protection MONITOR RESPOND PREPARE Build a DDoS resilient application on AWS Be aware of threat environment and application health Engage response team
- 7. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Cloud native protection Built-in protection Protection tools Always-on Automatic Distributed Easy to use Customizable APIs AWS scale Experts support
- 8. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Built-in protection for everyone AWS Shield Standard Automatic defense against the most common network and transport layer DDoS attacks for any AWS resource, in any AWS Region Available to ALL AWS customers at no additional cost
- 9. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Daily DDoS attacks mitigated by AWS
- 10. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Protection tools
- 11. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. DDoS resilient architecture Route 53 ALB Security Group EC2 Instances Application Load Balancer CloudFront Public Subnet Web Application Security Group Private Subnet AWS WAF DDoS Attack Users Cloudwatch S3 API Gateway
- 12. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. API Acceleration - Slack • Slack host their API behind ALB for serving json files with more than 10B requests/week. They were looking for DDoS protection • Slack selected CloudFront for its reliability, flexibility and AWS integration Average response time decreased to 200ms from 480ms
- 13. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. AWS WAF & Shield Advanced
- 14. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. AWS WAF Managed layer 7 inspection and mitigation tool, monitors HTTP/S requests and protects web applications from malicious activities Custom Rules Security AutomationManaged Rules
- 15. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. AWS WAF benefits AWS WAF Easy to deploy Fast incident response Affordable Full API support Managed service
- 16. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Custom rules 1. Define conditions: IP Match, Geo-IP, String Match, Regex Match, SQLi, XSS, Size Constraints 2. Define rules: Regular or rate based 3. Add to Web Access Control Lists: Order & action (Block, Allow, Count) 4. Attach to AWS Resource: CloudFront, ALB
- 17. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Seller managed rules Rules managed by experts Choice of 6 partners Pay as you go Easy to deploy automatic updates
- 18. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Security automations Honeypot for bad bots CloudFront Log parsing Reputation
- 19. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. WAF automation - eVitamins • An global online retailer of health and beauty products. They were looking to solve DDoS, Bots & Crawlers security challenges. • eVitamins selected AWS WAF for its protection, automation and easiness of use.
- 20. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. AWS Firewall manager • Central management for Security profile • Automated policy enforcement across accounts & applications • WAF rule sets
- 21. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Additional detection & monitoring Advanced protection Visibility into attack detection & mitigation AWS WAF & FM at no additional cost 24X7 DDoS Response Team Cost protection (absorb scaling costs) Advanced Protection AWS Shield Advanced
- 22. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. CloudWatch metrics for Shield Advanced Metrics: • DDoSDetected • DDoSAttackBitsPerSecond, DDoSAttackPacketsPerSecond, DDoSAttackRequestsPerSecond Dimensions: • UDPTraffic, DNSReflection, SYNFlood, RequestFlood…
- 23. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Improving DDoS response time Customer account AWS managed capabilities AWS Shield Engagement Lambda DRT notification topic SoC Engineer Shield Advanced IoT button DRT Support
- 24. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. attacks MONITOR RESPOND PREPARE AWS ShieldInternet Cloud native protection in a nutshell AWS services AWS WAF Customer infrastructure Application Presentation Session Transport Network Web Application Attacks DDoS Bad Bots x x x x MONITOR RESPOND PREPARE DDoS Cloudwatch CloudFront Access logs DDoS Response Team Security Automation
- 25. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. To learn more about Perimeter protection on AWS DDoS Resiliency Whitepaper AWS re:Invent 2017: Automating DDoS Response in the Cloud (SID324) AWS re:Invent 2017: NEW LAUNCH! Introduction to Managed Rules for AWS WAF (SID217) Best Practices for DDoS Mitigation on AWS Advanced Techniques for Securing Your Web Applications with AWS WAF and AWS Shield
- 26. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Appendixes
- 27. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Evolution of WAF & DDoS mitigation On-Premise Cloud-Routed Cloud-Native
- 28. © 2018, Amazon Web Services, Inc. or its Affiliates. All rights reserved. WebACL example Rule Allow, Count, Block Rate-Based Rule Count, Block Rule Allow, Count, Block Match Condition SQL injection Match Condition Cross-site scripting Match Condition Size constraint Match Condition IP addresses Managed Rules No override, Override to count WebACL WebACL Match Condition String and Regex Match Condition Geo match Rule Allow, Count, Block Rule Allow, Count, Block Rule Allow, Count, Block