Network Topology Design Security Requirements DMZ servers are accessible by office zone only during business hours (9:00-18:00), while production zone has 24/7 access Production zone devices cannot access the internet; office and guest zones have internet access Office device 10.0.2.10 cannot access...
Link Authentication with secure_link This module validates requests by checking a cryptographic hash and expiration timestamp, preventing hot-linking and timed access to resources. It must be compiled into Nginx beforehand. Directives secure_link expression – Defines how to extract MD5 hash and expi...
Rate Limiting Nginx provides two distinct types of rate limiting mechanisms: Connection frequency control via limit_conn_module Request frequency control via limit_req_module HTTP Connection vs Request Behavior HTTP operates over TCP, requiring a three-way handshake before data transfer begins. Once...