Technical cybersecurity guides
Operational material on cybersecurity, penetration testing, threat analysis and system defense.
DeafNews guides are designed for IT professionals, developers, security analysts and readers who want to go beyond the news. Each collection organizes procedures, concepts and tools into reference paths that remain useful over time, with attention to technical detail and practical applications.
You will find guides on Offensive Security, Nmap, Kali Linux, malware analysis, wireless security, Blue Team, detection and AI security. The material helps readers understand tools and methodologies, interpret risk signals and build a foundation for work performed in authorized environments.
Nmap
Nmap guides explain how to use the network scanner for discovery, service enumeration, port analysis and exposure verification. Examples help readers interpret output and select useful options for administration, troubleshooting and security assessments.
Offensive Security & Security Testing
Offensive Security and Security Testing brings together guides, analysis and methodologies focused on penetration testing, vulnerability validation and controlled attack simulation. This cluster explores tools and workflows used in authorized environments, covering reconnaissance, scanning, web application testing, exploit validation, wireless security, password auditing and technical reporting.
malware
Deep dives into modern malware: ransomware, trojans, infostealers, botnets, evasion techniques, technical analysis, and cyber defense strategies.