Fortify Your Business Against
Supply Chain Attacks

A supply chain attack aims to exploit weaknesses in an organization's network of suppliers, vendors, and third-party entities rather than its internal IT infrastructure. Instead of directly attacking the target organization's IT systems, an adversary targets the less secure elements within its supply chain.

Here's an overview of how a supply chain attack works:

1. Selection of Target: Attackers identify a desirable target organization (e.g., a major corporation, government entity, or high-profile service provider).
2. Identify Weaker Links: Attackers perform reconnaissance to discover weaker links in the target's supply chain, including smaller vendors, contractors, or third-party software/service providers that may have less rigorous security measures.
3. Initial Breach: Attackers compromise one of these weaker links by hacking into their networks, installing malware, or even through insider threats.
4. Gaining Access: Once inside the supply chain, cybercriminals work to expand their access, either by moving laterally within the compromised vendor's system or by using that vendor's connections to approach the primary target.
5. Insertion of Malicious Code or Components: Modifying software or hardware components before they're delivered to the main target is common. One notable example is the SolarWinds attack, where cybercriminals inserted malicious code into an update for the SolarWinds Orion platform, a network management tool. When organizations installed the infected update, they unwittingly allowed the cybercriminals access to their systems.
6. Exfiltration or Sabotage: Once the attacker has a foothold in the primary target's systems, they might move to exfiltrate sensitive data, introduce further malware, or sabotage operations.
7. Maintaining Persistence: Many sophisticated supply chain attacks aim to remain undetected for as long as possible. Cybercriminals might establish backdoors, deploy rootkits, or utilize other techniques to maintain access.
8. Exit: After achieving their objectives, cybercriminals might attempt to cover their tracks, erasing logs or evidence of the breach.

Cybercriminals specifically target software providers, third-party vendors, and hardware manufacturers to infiltrate systems by compromising one of these trusted components. Follow these best practices to prevent supply chain attacks;

• Conduct regular risk assessments to identify potential vulnerabilities in your supply chain.
• Prioritize critical components or vendors based on their potential risks.

Vendor Management

• Vet and monitor all third-party vendors rigorously. Assess their cyber security posture and practices before onboarding.

Least Privilege

• Grant third-party vendors only the permissions they strictly need.
• Monitor and review permissions regularly.

Update and Patch

• Regularly update and patch all software and hardware.
• Maintain an inventory of all third-party software and hardware.
• Ensure vendors are committed to providing timely patches and updates.

Continuous Monitoring

• Be vigilant for suspicious activity by monitoring network traffic and system logs.
• Stay informed of new vulnerabilities and threats with threat intelligence feeds.

A comprehensive approach is necessary to prevent supply chain attacks, encompassing technology, processes, and people. While no strategy can guarantee 100% protection, diligently following these best practices can significantly reduce the risk.