Network
Burpsuite in Practice and Web Unauthorized Access Attacks
· β˜• 2 min read
1. Introduction to Burpsuite Burp Suite is an integrated platform for attacking web applications. It contains many tools and designs many interfaces for those tools, in order to speed up the process of attacking an application. All the tools share one powerful, extensible framework that can handle and display HTTP

Telnet and SSH Principles
· β˜• 3 min read
This article mainly introduces the communication principles of Telnet and SSH, and analyzes their working flow during communication. 1. Telnet No matter what type of terminal a Telnet protocol connection uses, communication is converted to NVT (Net Virtual Terminal) format. The Network Virtual Terminal, NVT, is the foundation of Telnet’s heterogeneous, cross-platform nature.

An Overview of Anonymous Networks
· β˜• 6 min read
Anonymous communication was proposed by Chaum, who put forward an anonymous communication algorithm based on Mix nodes. A Mix node receives messages from multiple senders, mixes and processes these messages, and then transmits them to the receivers, thereby concealing the identity information of the senders and receivers and achieving anonymity.

Enabling HTTP/2 in Nginx
· β˜• 2 min read
This article mainly covers how to install Nginx from source on Linux and enable HTTP/2, and it also compares the speed of accessing this site over HTTP/1.1 versus HTTP/2.0. 1. Building and Installing Nginx First you need to download Nginx and a few of its dependencies. Zlib compresses data when a web request is transferred, saving bandwidth; PCRE matches URLs with regular expressions for routing and dispatch; OpenSSL or LibreSSL, the secure sockets algorithm library, provides HTTPS support.