Month: April 2026

Data Hostage: How a Preprint Bartered 100,000 Bulk Unreleased Cybersecurity Scenarios for Peer Review Acceptance Author: Berend Watchus Independent AI & Cybersecurity Researcher [Publication for: OSINT Team] https://arxiv.org/abs/2604.01079 Automated Generation of Cybersecurity Exercise Scenarios Data Hostage: How a Preprint Bartered 100,000 Bulk Unreleased Cybersecurity Scenarios for Peer Review Acceptance A structural integrity analysis of arXiv:2604.01079 https://arxiv.org/abs/2604.01079 … Read more

Inside The Breach #3 Part 2 of an ongoing series where I work through the MITRE ATT&CK Evaluations APT29 dataset in Splunk and document everything I find, including the dead ends. #Note: Before I get into the findings, a quick context on why I am doing this. I am learning advanced threat hunting by working through real adversary … Read more

A recently discovered information disclosure vulnerability in Wing FTP Server (CVE-2025–47813) has been confirmed to be actively exploited in real-world attacks, and the U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added it to the Known Exploited Vulnerabilities (KEV) catalog. Although this vulnerability is rated CVSS 4.3 (Medium), it poses risks beyond simple information leakage, … Read more

This is Part 1 of an ongoing series where I work through the MITRE ATT&CK Evaluations APT29 dataset in Splunk. No vendor tools. No shortcuts. Just logs, SPL, and a methodology built over two years of self-teaching. When I first ingested the APT29 Day 1 dataset into Splunk and saw 196,071 events staring back at … Read more

The Quiet Exit: How a Private Lab May Have Already Broken Blockchain Cryptography — and Why You Won’t Find It in the Literature Author: Berend Watchus. Publication for OSINT Team. April 1, 2026 Published today on arxiv.org by combined team: Google Quantum AI, Santa Barbara, CA 93111, United States2Department of Computer Science, University of California Berkeley, Berkeley, CA … Read more

Hi, I am starting a Network testing blog writeups series from basic.So, Let’s get started This is part 3 you can get part 2 here Network Testing: Core Networking (Foundation) part 2 credit: centraleyes.com Topics covers: Subnet masking/CIDR DHCP VPN/OpenVPN So, Let get started with first concept subnet masking/CIDR (Classless Inter-Domain Routing). As Earlier in part 1 … Read more

Hi, I am starting a Network testing blog writeups series from basic.So, Let’s get started This part 2 you can get part 1 here: Network Testing: Core Networking (Foundation) part 1 credit: centraleyes.com Topics covers: TCP/UDP 3-way handshake As, in previous article we learn about TCP/IP structure. Today I will show the TCP/UDP flow works in real … Read more