Cyber security analyst & embedded/OT engineer. Daily threat briefs, detection labs and write-ups.

HOME
DAILY BRIEF
ABOUT
PROJECTS
CATEGORIES
TAGS
ARCHIVES
CONTACT

Home Categories

Categories

Categories

Meta 1 post

Threat Brief 1 post

cryptography 1 post

enumeration 1 post

Recently Updated

Start Here: Who I Am and What You'll Find on This Site
Daily Threat Brief: 7 November 2026
CRC-8 Calculations
TTL and Nmap for OS Discovery

Trending Tags

tutorial about android crc error-detection ivanti kev nmap openssh os detection

© 2026 Alan Donovan. Some rights reserved.

— visits · Using the Chirpy theme for Jekyll.

Trending Tags

tutorial about android crc error-detection ivanti kev nmap openssh os detection

New content available