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ZyCDN Capability Center

Core Features

A practical capability matrix for launching, accelerating, protecting, observing, and operating a self-hosted CDN platform.

Unified L4/L7 AccessSecurity + AccelerationOperable Multi-node Platform
Coverage5 Core Modules
DeliveryL4/L7 access, multi-layer cache, origin scheduling, and HTTP/2/3 optimization
SecuritySemantic WAF, Smart CC protection, DDoS scrubbing, CC rate limiting, bot detection, and fine-grained ACL
OperationsAccess logs, attack logs, node monitoring, traffic reports, and open APIs

Complete CDN Launch Loop

Node onboarding, domain config, cache policies, and observability in one workflow, reducing deployment and operations barriers.

Security Meets Acceleration

One policy system covers WAF, DDoS, CC, bot detection, and access control — no extra security appliances needed.

Operable Multi-node Platform

Monitoring, grouping, batch delivery, and reports reduce long-term operations cost with multi-tenant support.

01

CDN Delivery & Acceleration

L4 (TCP/UDP) and L7 (HTTP/HTTPS) forwarding, multi-layer cache architecture, HTTP/2/3 protocol optimization, Gzip/Brotli compression, and intelligent multi-origin scheduling for high-performance content delivery.

L4/L7 Forwarding
L4 Forwarding (TCP/UDP)
Custom Cache Rules
Cache Warmup
Cache Purge
Multi-origin Load Balancing
Origin Health Check
Auto Failover
Gzip/Brotli Compression
HTTP/2 Support
HTTP/3 Support
Cache Hit Rate Optimization
02

Security & Access Control

Built-in semantic WAF firewall, Smart CC protection, CC rate limiting, DDoS traffic scrubbing, bot detection, IP/URL blacklists, geo-restriction, and dynamic encryption forming a complete 7-layer security defense system.

IP/URL Blacklist/Whitelist
DDoS Protection
Advanced DDoS Protection
CC Attack Protection
Smart CC Protection (Auto Threshold)
Advanced CC Protection
Bot Detection
Semantic WAF Analysis
Regional Access Control
Keyword Filtering
Custom Protection Rules
Advanced Access Control
Protection Templates
03

Logs, Monitoring & Analytics

Unified visibility from node CPU/memory/bandwidth monitoring to attack alerting, traffic trend analysis, and hot resource identification. Supports CSV/JSON bulk export with a visual operations dashboard.

Access/Attack Logs
L4 Connection/Reject Logs
Basic Node Monitoring
Detailed Node Monitoring
Traffic Statistics
Traffic Trend Analysis
Attack Alerts
Log Map Visualization
IP Statistics
Advanced Traffic Analysis
Hot Resource Analysis
04

Operations & Extension

Multi-tenant management, node grouping, batch configuration delivery, free SSL auto-issue, custom error pages, HTTP header config, open API access, and Web3 node support for long-term operations needs.

Multi-tenant Management
Node Group Management
Batch Configuration
Free SSL Certificates
Custom Error Pages
Custom HTTP Headers
API Access
Web3 Node Support
Data Backup & Recovery
Performance Optimization
05

AI Workload Protection

Protection, content inspection, and token statistics for AI application gateways.

AI LLM Protection
AI Content Detection
AI Token Statistics
Dynamic Request Encryption
FAQ

CDN System Feature FAQ

Technical details about ZyCDN self-hosted CDN system feature modules.

What are the core features of ZyCDN self-hosted CDN?

ZyCDN provides five core modules: CDN Delivery (L4/L7 forwarding, multi-layer cache, HTTP/2/3 optimization, multi-origin load balancing), Security (semantic WAF, Smart CC protection, DDoS/CC protection, bot detection, IP lists, geo-restriction), Logs & Monitoring (access/attack logs, traffic stats, node monitoring, alerts), Operations (multi-tenant, node groups, batch config, API access), and AI Protection (prompt injection detection, sensitive content filtering, token usage stats).

How does ZyCDN caching system work?

ZyCDN uses a two-tier cache architecture: memory cache for fastest access and file cache for larger storage capacity. Custom cache rules by URL path, directory, or file extension are supported. Cache preheat (push content to edge nodes in advance) and cache purge (by URL/directory/global) are available. The system automatically identifies hot content and optimizes caching policies, achieving 95%+ cache hit rates.

What protocols and compression does ZyCDN support?

ZyCDN supports HTTP/1.1, HTTP/2, and HTTP/3 (QUIC) protocols with Gzip and Brotli compression. L4 forwarding supports TCP and UDP. HTTPS supports TLS 1.2 and TLS 1.3 with auto-issue and renewal of Let's Encrypt and ZeroSSL certificates. Custom certificate upload is also supported.