Market & Pricing 13 min read

Vendor Risk and Supply Chain Security: When Third-Party Partners Become the Breach Vector

You may have fortified your internal infrastructure, but what if your HVAC contractor, fiduciary accountant, or software vendor has unmonitored permanent VPN access to your network? Managing supply chain risk.

Author: Areg Arakelyan
Current as of:
Audit standard: ISO/IEC 27001

Supply Chain Risk Highlights

  • The Preferred Infiltration Route: Over 60% of corporate breaches in Switzerland originate via compromised third-party vendor credentials.
  • Principle of Least Privilege (PoLP): Maintenance contractors must never have broad lateral access across corporate subnets.
  • Contractual Verification: Enforcing regular independent security audits and mandatory breach notification requirements in vendor SLAs.

1. Why Adversaries Target Your Vendors

Breaching a well-defended enterprise directly requires months of reconnaissance. Compromising a regional IT service provider managing fifty businesses grants access to dozens of targets simultaneously with minimal effort.

Areg Arakelyan

Areg Arakelyan

Lead Security Analyst, Suisse IT GmbH. Specialist in adversary simulation, attack surface assessment, and hardening of Swiss healthcare, local government, and enterprises.