Kieran Jessup - Cyber Security Architect

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Posts tagged: cybersecurity

5 posts

January 14, 2026
smb eternalblue windows

SMBv1: The Protocol That Enabled EternalBlue

An exploration of SMBv1's vulnerabilities, how EternalBlue exploited them, and the lasting impact on cybersecurity practices.

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October 29, 2025
ism blue implementation

ISM-0534 Implementation Guide: Disabling Unused Physical Ports

ISM-0534 implementation guide: Disable unused physical ports on network devices. Complete configuration guidance for switches, routers, and network infrastructure. Step-by-step instructions for blue team security implementation and compliance.

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October 1, 2025
secure-by-design secure-by-default security-architecture

Secure by Design, Secure by Default

Explore the fundamental principles of secure by design and secure by default methodologies. Learn how to build security into systems from the ground up, implement defense in depth, and create inherently secure architectures that protect against modern cyber threats.

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May 20, 2025
cve vulnerability security

CVE-2025-29927

Analysis and details of CVE-2025-29927 vulnerability. This post covers the security implications, affected systems, and mitigation strategies for this cybersecurity vulnerability.

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January 15, 2025
cybersecurity basics beginner

Cybersecurity Basics: A Beginner's Guide to Digital Security

An introductory guide to cybersecurity fundamentals, covering essential concepts like the CIA triad, common threats, and security best practices. This beginner-friendly resource provides a solid foundation for understanding digital security principles and protecting against cyber threats.

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