CyberScope: IT & Cybersecurity Insights, and Solutions

2025

Playing with scoped addresses & 6in4 tunnel

Open Wireshark at the link between R2 and R3. You can start packet capture by right clicking on the link and selecting Start capture. Try ping and traceroute again. Observe encapsulation of IPv6 inside IPv4 and traceroute operation

vpn

VLESS+Reality+WARP: Настройка Невидимого VPN для Обхода Блокировок

Создайте неуловимый VPN своими руками! Это руководство поможет настроить VLESS с XTLS Reality (мимикрия под другие сайты) и Cloudflare WARP (скрытие IP) на Ubuntu 22.04 через панель 3x-UI. Подробные шаги, от подготовки сервера до тестов Wireshark.

osi

OSI Application Layer: Network Services & User Applications

Explore the OSI Application Layer (Layer 7) – the layer closest to the user! Learn how it provides network services to applications like email, web browsing, and file transfer.

osi

OSI Presentation Layer: Data Formatting, Encryption & Compression

Discover the OSI Presentation Layer (Layer 6)! Learn how it handles data formatting, encryption/decryption, and compression, ensuring applications can understand each other.

osi

OSI Session Layer: Dialog Control, Synchronization & Checkpoints

Explore the OSI Session Layer (Layer 5). Learn how it manages communication sessions (dialogs) between applications, handles synchronization, and uses checkpoints for recovery.

osi

OSI Transport Layer: TCP, UDP, and Reliable Data Delivery

Dive into the OSI Transport Layer (Layer 4). Learn about TCP and UDP, ports, flow control, and how data gets delivered reliably.

osi

OSI Network Layer: IP Addresses, Routing & Protocols

Understand the OSI Network Layer (Layer 3)! Learn about IPv4/IPv6, routing, IP protocol, and ICMP.

osi

OSI Data Link Layer: MAC, Ethernet & Wi-Fi Explained

Dive into the OSI Data Link Layer! Learn about MAC addresses, Ethernet frames, Wi-Fi protocols, and network switching.

osi

OSI Physical Layer: Cables, Connectors & Bits

Explore the OSI model's Physical Layer: cables, connectors, bit transmission, and encoding schemes. The foundation of network communication explained.

osi

OSI Model Explained: A Beginner's Guide

Demystifying the OSI model for cybersecurity beginners. Learn why it's crucial for understanding network communication and security.

fishing

Dissecting the 4ka SIM Scam: A Technical Deep Dive into Modern Phishing Attacks

A detailed analysis of a sophisticated phishing scam targeting 4ka SIM users, including its architecture, data interception techniques, and cybersecurity implications.

selfhost

Mastering Mailcow: A Comprehensive Guide to Self-Hosted Email Solutions

Discover how mailcow empowers secure, flexible, and efficient self-hosted email environments for businesses and technical enthusiasts. Learn the core components, advanced features, and best practices to deploy and maintain a reliable, scalable email solution.

honeypot

Honeypots for Hackers: Technical Pros, Cons & Practical Setup.

This article dives into honeypots from a technical perspective—exploring their benefits, drawbacks, and a hands-on installation guide. Learn how honeypots can lure hackers, capture detailed log data (see our live logs at scumbags.murzin.tech), and serve as a robust tool in cyber defense.

seo

SEO Optimization for Ghost CMS: A Complete Guide

Learn how to optimize your Ghost CMS site for SEO: improve page speed, configure meta tags, manage sitemap and Open Graph, and boost rankings.

dns

Protecting Against DNS Eating: How to Secure Your Network

1. Introduction Everything on the internet starts with DNS — the Domain Name System, or the system of domain names. When you enter example.com in your browser, your computer makes a request to a DNS server, which translates the domain name into an IP address to connect to the desired

fishing

Double Clickjacking: A New Level of Click Hijacking

Double Clickjacking is an advanced form of click hijacking that tricks users into making unintended clicks through interface manipulation. Discover how it works, how it differs from traditional Clickjacking, and what measures can protect you from this growing cyber threat.

fishing

Phishing Exposed: How Scammers Target Slovak Post Users

A deep dive into a phishing operation impersonating Slovak Post, from fake SMS messages to keystroke logging and data theft.

esp32

ESP32 Air Quality Station

Hello everyone! Today, I’d like to introduce my new project — ESP32 Air Quality Station HOME, which lets you monitor indoor air quality in real time, including measuring CO₂ levels, temperature, humidity, and Volatile Organic Compounds (VOC). The station not only displays data on an OLED screen but also sends

linux

Key Actions for Linux Server Protection

A detailed guide on the essential actions to prepare your Linux server for internet attacks, including updates, firewall configuration, secure SSH, and other protection methods.