Methodology
Your Rate Limit Is a Guess: The Case for Baselines Before Hardening
April 2026 • 9 min read
Most production rate limits are round numbers picked without traffic data. A picked limit is a guess that blocks real users or lets attacks through. The 5-dimension baseline framework (path, time, geography, method, auth state) that replaces the guess with a measurement.
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Reconnaissance
11 Ways We Find Origin IPs Behind a CDN
April 2026 • 13 min read
Cloudflare, Akamai, Fastly hide your origin. We have 11 correlation methods that find it anyway: passive DNS, certificate transparency, Shodan cert hashes, TLS SNI mismatch, GitHub leaks, SSRF callbacks. What works, what fails, how to defend.
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Architecture
Tunnels Don't Cover Everything: Defending SMTP, DNS, UDP, and Whitelisted Services
April 2026 • 12 min read
Cloudflare Tunnel is HTTP-only on free. Tailscale and WireGuard cover IP, but partners need real endpoints. Here is the defensive playbook for the protocols private tunnels do not natively support, with the leak vectors that still expose your origin.
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Security Research
What Bot Detection Actually Checks: 20 Vendors Reverse-Engineered
April 2026 • 14 min read
We reverse-engineered the JavaScript challenge logic of 20 WAF and bot detection vendors. 14 out of 16 fail to stop automated traffic. Here is what each one actually checks vs. what they claim.
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Security Research
No CDN Vendor Uses JA3 as a Blocking Signal
April 2026 • 11 min read
We sustained 219 RPS through Cloudflare Free with zero blocks. TLS fingerprinting is used for classification, not blocking. Here is what vendors actually check instead.
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Transparency
We Scanned Ourselves and Found 131 Findings
April 2026 • 11 min read
DDactic ran its full recon pipeline against its own infrastructure. 9 unprotected API endpoints, cache bust viable at 50K RPS, no cross-layer fingerprint validation. Even a DDoS vendor has gaps.
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Attack Research
gRPC: The DDoS Blind Spot Your WAF Can't See
April 2026 • 10 min read
Your WAF inspects HTTP. gRPC speaks protobuf over HTTP/2. Five attack modes - stream flooding, large messages, deadline abuse, metadata flooding, connection flooding - that bypass WAF inspection entirely.
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Threat Intelligence
When Stolen Credentials Meet Attack Surface
April 2026 • 11 min read
Infostealer malware captures browser history, revealing internal URLs, admin panels, and staging servers not behind CDN protection. We cross-reference 7 breach sources with attack surface scans.
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Buyer's Guide
Why DDoS Testing? Because Your Protection Is Probably Not Working
April 2026 • 10 min read
Most organizations assume their DDoS protection works because they bought it. Our data shows 68% of tested companies have critical gaps. Here is why testing matters more than purchasing.
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Architecture
Cloud WAF vs On-Premise WAF: Which Actually Protects You From DDoS?
April 2026 • 10 min read
Cloud WAFs absorb volume at the edge. On-prem WAFs inspect at depth. Each has blind spots the other covers. A DDoS-focused comparison with detection fingerprints.
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Reconnaissance
DNS Fingerprinting: What Your DNS Records Reveal About Your Infrastructure
April 2026 • 11 min read
DNS is the first thing an attacker queries. A, CNAME, MX, TXT, and NS records reveal your CDN provider, origin IPs, email infrastructure, and forgotten subdomains.
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Attack Research
Scoring DDoS Attack Complexity: From Simple Floods to Sophisticated L7 Campaigns
April 2026 • 11 min read
Not all DDoS attacks are equal. Our 233-attack taxonomy scores complexity from 1 to 10. A 1 Gbps L7 attack can be more damaging than a 100 Gbps volumetric flood.
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Security Research
The Rate Limit Loophole: How CDNs Count (and Miscount) Your Traffic
April 2026 • 10 min read
When a CDN says "100 requests per 10 seconds," where is that counted? Our research across 10 vendors reveals per-PoP counting gaps that let attackers multiply their effective rate limit.
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Security Research
What Your HTTP Headers Reveal About Your Security Stack
April 2026 • 9 min read
Every HTTP response leaks information about your defense stack. Server headers, WAF signatures, CDN cookies, and error pages tell attackers exactly what they're up against.
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Security Research
The Hidden API Attack Surface: What Your Mobile Apps Expose
April 2026 • 9 min read
Companies protect their web APIs but forget about mobile and desktop app endpoints. These hidden APIs often bypass CDN and WAF protection entirely.
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Security Research
Beyond Subdomain Discovery: The 7-Stage Attack Surface Pipeline
April 2026 • 12 min read
Subdomain enumeration is just stage one. Port scanning, L7 fingerprinting, breach data, AI classification, and test plan generation complete the picture.
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Standards
OPI Scores Across Industries: Benchmarking DDoS Resilience
April 2026 • 11 min read
How does your industry compare? Financial services scores 65-80, healthcare averages 35-50. A deep dive into OPI scoring methodology and what drives the gaps.
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Security Research
How We Find Every Subdomain: 13 Sources, AI Validation, and the Discovery Pipeline
March 2026 • 12 min read
Most scanners query one or two data sources. DDactic queries 13, validates with AI, and discovers assets others miss. A deep dive into the reconnaissance pipeline.
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Engineering
650,000 Lines of Code in 100 Days: Building a Cybersecurity SaaS With AI
February 2026 • 10 min read
One engineer, 3 years of hands-on cybersecurity expertise, and an AI assistant built a 650K-line multi-cloud security platform in 100 days. An honest technical retrospective.
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Security Research
Why Your CDN Isn't Protecting You: The Hidden DDoS Gap
December 2025 • 6 min read
CDN protection only works if attackers can't find your origin servers. Learn how attackers bypass CDN protection and what you can do about it.
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Finance & Strategy
What Does DDoS Downtime Actually Cost?
December 2025 • 12 min read
A practical breakdown of DDoS downtime costs for security teams, finance, and executives. Real numbers, not recycled statistics.
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API Security
API Endpoints: The Overlooked DDoS Target
December 2025 • 10 min read
Why APIs are uniquely vulnerable to DDoS attacks and what developers can do about it. Security guide for API teams.
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Technical Deep-Dive
Understanding Modern DDoS Defense Architecture
December 2025 • 15 min read
A comprehensive technical deep-dive into CDN, WAF, and origin protection layers. Learn how each layer works and where gaps typically exist.
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Open Standard
Introducing OPI: The Open Protection Index
December 2025 • 10 min read
A new open standard for measuring DDoS resilience with objective, reproducible scores. Finally, a way to quantify your security posture.
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Security Insights
The Hidden DDoS Vulnerability in Your Infrastructure
December 2025 • 8 min read
Common bypass techniques and overlooked attack vectors that leave organizations vulnerable despite having DDoS protection in place.
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Infrastructure
How We Built a Self-Healing Fleet Across 19 Cloud Providers
January 2026 • 10 min read
Multi-cloud orchestration, spot instance recovery, and the engineering behind DDactic's distributed simulation infrastructure.
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Testing Guide
How to Test Your DDoS Protection Before Attackers Do
January 2026 • 12 min read
A practical framework for validating your DDoS defenses with progressive testing levels, from configuration audit to full red team simulation.
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Configuration
WAF Configuration: 5 Mistakes That Leave You Exposed
December 2025 • 11 min read
Common WAF misconfigurations that create false confidence, and how to detect and fix them before they're exploited.
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