A Linux Intrusion Investigation

A Linux Intrusion Investigation

According to the received threat intelligence report, the hacker group IronShade has launched attacks against Linux servers in the region. To prevent attacks from this APT organization and understand their attack patterns, our team set up a honeypot, exposing weak SSH and ports. As security analysts, we need to conduct a comprehensive intrusion assessment on … Read more

Comparison of Four Major Mathematical Software: MATLAB, MathCAD, Maple, and Mathematica

Comparison of Four Major Mathematical Software: MATLAB, MathCAD, Maple, and Mathematica

There are four major mathematical software programs that are well-known and popular in the fields of science and engineering: MATLAB, MathCAD, Maple, and Mathematica. Each has its own characteristics depending on different fields or target directions. MATLAB System MATLAB originally stands for Matrix Laboratory. It was developed in the 1970s to provide an interface for … Read more

The King of Backdoors: Discussing Mathematical Backdoors in Encryption Algorithms

The King of Backdoors: Discussing Mathematical Backdoors in Encryption Algorithms

Governments and intelligence agencies strive to control or bypass the encryption protections on data and communications, and creating a backdoor in encryption algorithms is seen as the best way to achieve encryption control. Security researchers often look for vulnerabilities in the implementation of encryption algorithms but do not invest much effort in searching for mathematical … Read more