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Cybersecurity Foundations, Intelligence, and Automation

By Jim Venuto | Published: 09/30/2023

Passive Cyber Hygiene: Anchoring our cybersecurity posture are fundamental yet critical practices, including patch management, secure configurations, and employee training. While these tactics may seem rudimentary, they are the bedrock of an organization’s security posture. Like practicing personal hygiene maintains individual health, designing these cyber hygiene practices protects the organization from various threats, including data compromise and operational interruptions. Moreover, they often meet regulatory mandates and contribute to minimizing risks like financial loss, government fines, and reputational damage. Notably, the responsibility for maintaining this level of cyber hygiene extends beyond IT security teams; it’s a shared obligation across all departments and users. By adhering to these foundational practices, the organization not only defends against existing threats but also positions itself to adapt to emerging challenges effectively. 

Active Defense: By comprehending the tactics, techniques, and procedures (TTPs) of specific adversaries, we can architect more effective defensive campaigns. Utilizing frameworks like the cyber kill-chain, we disrupt attacks at various stages and proactively identify vulnerabilities. This multi-faceted approach enhances our ability to mitigate threats before they gain a foothold, reducing the likelihood of a successful breach. Beyond mere disruption, this strategy allows us to employ robust intrusion detection and exploit detection techniques, further fortifying our defenses. By sharing cyber intelligence with trusted peer organizations, we gain a broader understanding of evolving threat landscapes, enabling us to anticipate and counteract attacker behavior dynamically. This collaborative, intelligence-driven approach fortifies our defenses and positions us as a leader in cybersecurity best practices. 

Resilience: While no defense is foolproof, our focus extends beyond mere defense to a comprehensive, enterprise-wide, risk-based cyber resilience strategy. This approach involves traditional tactics like data backups, incident response plans, and disaster recovery procedures and integrates governance, risk management, and a deep understanding of data ownership. We align our resilience measures with international management standards such as ISO/IEC 27001 and Payment Card Industry Data Security Standard (PCI-DSS) to instill stakeholder trust and optimize asset security. Our resilience lifecycle, modeled after the Information Technology Infrastructure Library (ITIL) service lifecycle, identifies critical assets and vulnerabilities, designs proportionate controls and procedures, and continually tests and refines our incident detection and management capabilities. This holistic approach minimizes financial and reputational impact, expedites recovery, and enhances our competitive advantage by creating value for our customers and stakeholders. 

Risk Forecasting: To allocate resources more effectively, we quantify the potential impact of various cyber events. This process requires a deep understanding of business processes, data assets, and different breach types’ potential financial and reputational impacts. First, we standardize our risk language across the organization using frameworks like FAIR. This standardization allows us to quantify Threat Event Frequency (TEF) and Threat Capability (TCap), creating a common language for risk assessment. Next, we build a comprehensive threat library to categorize threat actors by their capabilities and intentions. This step enhances our understanding of the threat landscape and unifies our organization’s risk and threat functions. We then conduct facilitated workshops to gather Subject Matter Expert (SME) estimates, creating Cyber Risk Rating Tables that transition us from subjective assessments to quantifiable metrics. This multi-faceted, active approach ensures accurate risk forecasting aligned with our business mission, enabling informed resource allocation and strategic planning decision-making. 

Automation: To respond to threats in real-time, enforce policies consistently, and free up human resources for more complex tasks, we leverage automation, especially in a DevSecOps environment where rapid environmental changes are the norm. Utilizing platforms like Red Hat Ansible Automation, we employ pre-built playbooks to streamline security tasks, eliminating the need for manual, one-at-a-time command execution. This approach supports various security providers and enables self-service cloud provisioning, reducing the need for IT staff intervention. As our network grows in complexity and the workforce becomes increasingly distributed, manual operations can lead to slower threat detection, configuration errors, and inconsistent policy application. Automation addresses these challenges by integrating security into our IT infrastructure, processes, and hybrid cloud structures. It accelerates threat detection and incident response and significantly reduces the average cost of a breach. Automating endpoint protection and utilizing event-driven detection and remediation ensures a robust, unified security posture across the enterprise.

References:

  1. What is cyber hygiene and why is it important? 1
  2. Active Defense Strategy for Cyber 2
  3. What is cyber resilience? 3
  4. How to Assess Quality in Cyber Risk Forecasting 4
  5. What is security automation? 5