Blog & Insights

2026-03-07
Linux Authorization Logs: Monitoring, Analysis, and Detection of Suspicious Logins

The complete guide to Linux authorization logs. Where to find logs (`journalctl`, `/var/log`), how to read `sudo`, `su`, and SSH entries, and how to detect signs of intrusion or brute-force attacks.

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2026-03-04
PHP Logs: Enabling and Reading Fatal Errors

From the 'White Screen of Death' to a meaningful message: configuring logging, finding fatal errors, and understanding why PHP dies silently.

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2026-03-03
JSON Logs on Microcontrollers: A Modern Approach

Pros and cons of using structured JSON logging on STM32, ESP32, and other MCUs.

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2026-03-03
Where to Find Logs: Overview of Standard Locations in Linux and Windows

Practical guide to finding log files in Linux and Windows operating systems. Learn where standard log locations are and how to use them effectively.

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2026-03-03
Real-time Log Analysis: The Magic of tail -f

How to watch logs in real-time, react instantly to problems, and feel the pulse of your system with one simple command.

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2026-03-03
Debugging RS-485/RS-232 via Exchange Logs

How to decrypt serial interface dumps, find collisions, and parity errors in industrial networks.

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2026-03-03
10 Examples of Using grep to Find Errors in Logs

Full detailed guide about grep-examples-log-error-search.md in en.

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2026-03-03
Full Guide to /var/log: What Each Folder Stores

Full detailed guide about full-guide-var-log.md in en.

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2026-03-03
Log Collection Automation: Writing a Collector Script in 15 Minutes

Full detailed guide about automated-log-collector-script.md in en.

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2026-03-03
Log Compression and Archiving: Storing Properly and for the Long Term

Practical guide to effective log compression and archiving. Learn which formats to use, how long to store data, and how to optimize disk space usage.

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2026-03-03
journalctl for Beginners: Working with systemd Logs

Simple guide to using journalctl for working with systemd logs. Learn how to effectively view, filter, and analyze system logs in Linux.

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2026-03-03
awk and sed: Processing Logs Without Opening Files

A guide to using powerful console utilities for transforming and analyzing logs of any size.

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2026-03-03
Embedded Linux Logging: Collection Features

How to properly organize log collection in Embedded Linux, avoiding Flash wear and RAM overflow.

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2026-03-03
Analyzing Windows Critical Errors via Logs

Practical guide to diagnosing Blue Screens (BSOD), sudden reboots, and service crashes using built-in Windows tools.

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2026-03-03
SCADA System Logs: What to Write to Find Errors Later

Designing a logging system in industrial automation. Difference between events, alarms, and tech logs.

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2026-03-03
Docker Logs: Comprehensive Guide to Container Logging

How to effectively collect, view, and limit Docker container logs to prevent disk space exhaustion.

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2026-03-03
Log Rotation Setup: How Not to Drown in Terabytes of Data

Practical guide to setting up log rotation in Linux and Windows. Learn how to avoid disk space overflow and preserve important data.

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2026-03-03
Network Log Collection: Getting to Know the Syslog Protocol

Practical guide to using the Syslog protocol for centralized network log collection. Learn how to configure a system to receive logs from multiple sources.

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2024-12-19
Logs for Beginners: What They Are and Why You Need Them

An introduction to the world of logs: from basic concepts to practical use.

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2024-12-19
What Kinds of Logs Are There: From System to Application

An overview of different log types to help you better control your infrastructure.

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2024-12-19
How Often Should You Analyze Logs and Why It Depends on the Project

Choosing the optimal monitoring schedule: from every minute to every week.

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2024-12-19
Log Terminology: A Beginner's Log Analyst Dictionary

Breaking down complex terms: from Timestamp to Regex and Z-score.

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2024-12-19
10 Reasons Why Log Analysis Should Be in Your Daily Schedule

Why regular log checking is the key to the health and security of your project.

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2024-12-18
How to Detect SQL Injection Attacks in Web Server Logs

A comprehensive guide on identifying malicious SQL patterns in your Apache and Nginx logs.

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