Browsing Tag
networking
217 posts
Detecting Python modules with back-doors and malicious code
denial-of-service (DoS) vulnerabilities in urllib3 CVE-2021-33503 (ReDoS via Regular Expression Backtracking): CVE-2020-7212 (DoS via Inefficient URL Encoding Handling):…
Static code analysis for detecting vulnerabilities
Introduction to Pylint and Dlint The Bandit static code analyzer
security in sub-process module, Using the shelx module and Insecure temporary files
Using the shelx module Insecure temporary files A function write_results that creates a temporary file
Controlling user input in dynamic code evaluation
Pickle module security To mitigate malicious code execution, we could use methods such as new chroot or sandbox.…
Wireless Security Protocols: WPA, WPA2, and WPA3 Explained
Every time your phone connects to Wi-Fi, a hidden negotiation happens in milliseconds. Your device and the router…
Differentiating Authentication, Authorization, and Accounting (AAA) Concepts
Imagine walking into a secure office building. First, a guard checks your ID to confirm who you are.…
Remote Access and Site-to-Site VPNs Explained
Imagine two office buildings on opposite sides of a city that need to share files as if they…
How to Configure Device Access Control Using Local Passwords
Before an organization builds out centralized authentication with RADIUS or TACACS+ servers, every network device — routers, switches,…
Configure and Verify Access Control Lists (ACLs)
Imagine a busy office building with a security guard at the front desk. The guard has a list…