Resources

Abstract security architecture diagram showing data flows, trust boundaries, and connected systems in a professional purple and gold technical workspace

Applying data-flow diagrams to security threat modelling

Applying data-flow diagrams to security threat modelling Data-flow diagrams, often shortened to DFDs, are one of the[…]

Abstract security architecture diagram with layered controls and subtle gold and purple accents, representing risk-driven design for UK SMEs.

SABSA framework for risk-driven security architecture: a practical guide for UK SMEs

What SABSA is and where it fits in security architecture SABSA is a framework for building security[…]

A modern security operations dashboard showing abstract SIEM detections and Sigma rule logic in a calm, professional workspace with subtle purple and gold accents.

Building SIEM detections using Sigma rules

Building SIEM detections using Sigma rules For many UK SMEs, the challenge is not collecting logs. It[…]

Professional office scene showing secure decommissioning of IT assets with checklist, retired hardware, and controlled data destruction process

Secure decommissioning and data destruction practices for UK SMEs

Secure decommissioning and data destruction practices for UK SMEs Decommissioning is often treated as an IT tidy-up[…]

Abstract layered software architecture with subtle application tiers and technical connection lines in restrained gold and purple tones

Implementing OWASP ASVS controls across application tiers

Implementing OWASP ASVS controls across application tiers OWASP ASVS (Application Security Verification Standard) is a list of[…]

Abstract security operations dashboard showing detection quality metrics, alert trends, and triage indicators in a calm modern workspace

Measuring detection quality and false positives for technical teams

Measuring detection quality and false positives for technical teams Security teams often talk about alert volume, but[…]

Abstract AI security diagram showing an LLM connected to data sources and tools with highlighted trust boundaries, representing prompt injection threat modelling.

Threat modelling LLM systems for prompt injection

Threat modelling LLM systems for prompt injection Large language models have moved quickly from experimentation into real[…]

Abstract security architecture illustration showing layered system resilience, redundancy, and graceful degradation with subtle purple and gold accents.

Ensuring systems are resilient to both attack and failure

Ensuring systems are resilient to both attack and failure For many UK SMEs, resilience is still treated[…]

Abstract cybersecurity monitoring scene showing network traffic analysis and detection of suspicious command-and-control patterns on a dashboard

Detecting command-and-control traffic at the network layer: a practical guide for UK SMEs

Detecting command-and-control traffic at the network layer: a practical guide for UK SMEs Command-and-control traffic, often shortened[…]

A professional cybersecurity workspace showing an abstract Nmap-style network scan visual with subtle purple and gold accents.

Network reconnaissance using Nmap safely and ethically

Network reconnaissance using Nmap safely and ethically Network reconnaissance is one of the most useful parts of[…]

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