Offensive Security

Perimeter Breach
Simulation

Validate your external defenses against the same tactics, techniques, and procedures used by sophisticated threat actors.

Without rigorous simulation by skilled ethical hackers, organizations remain digital sitting ducks — unaware whether their security investments actually perform under real-world attack conditions.

Reconnaissance Weaponization Delivery Exploitation Installation Command& Control Actions onObjectives

Cyber Kill Chain Coverage

Our Perimeter Breach Simulation maps directly to the Cyber Kill Chain framework, concentrating maximum effort on the phases where external attackers operate — Reconnaissance, Weaponization, and Delivery.

  • ReconnaissanceMapping the attack surface
  • WeaponizationCrafting exploit payloads
  • DeliveryPhishing & perimeter breach
  • ExploitationTriggering the vulnerability
  • InstallationEstablishing persistence
  • Command & ControlCovert communication channel
  • Actions on ObjectivesMission accomplishment

Attack Surface Coverage

Advanced Penetration Testing

Systematic identification and exploitation of network perimeter vulnerabilities using attacker-grade tooling and tradecraft.

Phishing Simulation

Targeted social engineering campaigns testing employee resilience and email gateway controls against real-world lures.

Living Off the Land

Leveraging legitimate system tools and processes to evade detection while moving laterally within your environment.

Endpoint Protection Bypass

Techniques to circumvent EDR, antivirus, and host-based security controls using custom tooling and obfuscation.

C2 Channel Testing

Establishing covert command-and-control channels to validate egress filtering and network monitoring capabilities.

Cloud Perimeter Assessment

Evaluating cloud-exposed services, misconfigured storage, and identity federation weaknesses across AWS, Azure, and GCP.

How It Works

2–3
Weeks Duration
1–3
Senior Consultants
1
Comprehensive Report
01
Target
Reconnaissance
02
Weaponization
& Staging
03
Delivery
& Exploitation
04
Exploitation
Attempt

What You Receive

  • Executive Summary Brief

    Board-ready overview of findings, risk exposure, and strategic recommendations for senior leadership.

  • Technical Assessment Report

    Detailed vulnerability documentation with evidence, reproduction steps, and CVSS scoring.

  • Tactical Remediation Roadmap

    Prioritized, actionable remediation guidance mapped to your existing security stack.

  • Strategic Improvement Plan

    Long-term defensive posture enhancements aligned to NIST and MITRE ATT&CK frameworks.

Validated Defenses

  • Phishing gateway effectiveness
  • Firewall rule integrity
  • Remote access control resilience
  • Endpoint detection accuracy
  • Egress filtering coverage

Why Cythelligence

Incident Response Intelligence

Our offensive techniques are informed by real-world breach investigations, ensuring simulations reflect actual attacker behavior.

Award-Winning Expertise

An award-winning cybersecurity firm combining elite offensive talent with decades of enterprise security consulting experience.

Outcome-Focused Delivery

Every engagement produces measurable, actionable intelligence — not just a list of findings.