SSH - Port Forwarding: Local and Reverse Tunnels
Today we will look at port forwarding through SSH🔐: how to use local and reverse tunnels to organize access to local and remote services.
Posts
Here are all published articles, sorted by date in descending order.
143 posts total
15 pages total
Connecting OpenWrt to an OpenConnect Server
In this article we will configure OpenWrt to connect to an OpenConnect server (ocserv) and set up flexible routing: all traffic, only specific domains, or specific IP subnets.
Stylish Desktop Setups №15
It has been a while since there were beautiful workspace setups😉. Selection №14.
Bash: An Example of Optimizing Filtering Commands with grep and awk
I will tell you about a task I solved the other day🧑💻 I slightly changed the input data, but the essence remains the same. There are two CSV files: 📄ping_status.csv contains diagnostic information about host availability by ping.
Bash: Features of Arithmetic Operations - Increment ((expression++))
When testing the host availability check script I mentioned last time, I encountered an interesting Bash feature when performing arithmetic operations💪.
Obsidian — a progressive note-taking tool for PC and smartphone
In this note I'll talk about an application for keeping and structuring notes — Obsidian. We'll install and configure it, connect several plugins: for quickly saving pages from the browser and Telegram posts. We'll also set up cloud sync, so notes are available on all your devices.
Bash: Writing a Universal Host Availability Check Script
Today we'll write a useful Bash script🧑💻 that performs various host availability checks on the network🌐. As an example, I'll show how to check connectivity using the `ping` utility🏓 and run a traceroute when it's lost⚡.
ShellGPT — an AI assistant in your Linux terminal
In this guide I'll explain how to integrate an AI assistant based on ChatGPT/Gemini/Ollama into your Linux system and interact with it in the terminal using a console application — ShellGPT.
Video Selection Number 7: Hackers, Cyberwars, NSA and Phone Hacks, and Their Realism in Cinema
Another video selection for the evening🧐: 5️⃣ interesting, in my opinion, videos about IT and related topics😉.
flock - Locks in Shell Scripts
In this note, we will talk about file locks in Bash scripts🔒 using the specialized utility flock.