Memcached is a high-performance, distributed memory caching system designed to speed up dynamic web applications.
Overview
Memcached features include:
- Simple key-value storage
- Distributed caching
- Fast in-memory access
- Lightweight and efficient
Common Use Cases
- Database query result caching
- Session storage
- API response caching
- Reducing database load
- Accelerating web applications
Security
CRITICAL: Memcached has NO built-in authentication and MUST ONLY be accessed via private network. Never expose to public internet. See Database Security for critical security requirements.
Backup Support
❌ Memcached does not support backups (ephemeral cache data).