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Network Security

4 articles

Summary of Router DMZ Configuration, Working Principles, and Limitations

Due to work requirements aimed at improving the success rate of P2P connections, I summarized the concepts, working principles, configuratio…

An Introduction to TEE and ARM TrustZone Security Technology

To thoroughly understand ARM's TrustZone technology, one must first understand what a TEE is. Simply put, ARM's TrustZone technology is esse…

Introduction to 802.1X and RADIUS Authentication Basics

!Untitled.png - RADIUS, as defined by 802.1X, is an enterprise-grade network access authentication and management protocol based on a client…

Summary of AES Encryption Modes

Block Ciphers vs. Stream Ciphers Broadly speaking, the cryptographic algorithms we use can be categorized into two types: block ciphers and …