BLOGS

Is Your Network Security Prepared for Advanced Persistent Threats?

Written by Lindsay Hiebert, Senior Product Manager | Aug 28, 2023 11:02:04 PM

In today's digital age, protecting our data is of utmost importance. However, as technology advances, cyber attackers have also evolved their tactics. Traditional security measures, such as walls and locks, are no longer sufficient to keep us safe. This is where Identity-Based Dynamic Microsegmentation comes into play - it helps prevent cyberattacks and keeps us secure.

This blog post will delve into the benefits of Identity-Based Dynamic Micro-segmentation using a hypothetical scenario at NexTech Solutions. We will explore the challenges they faced, how malicious actors attempted to breach their systems, and how Invisinet's cyberattack prevention solution can save the day in such a situation. Additionally, we will examine the fundamental principles of Zero Trust and how Identity-Based Dynamic Microsegmentation fits in.

Targeted Attack on NexTech Industries

In the midst of the AI-driven digital age, NexTech Solutions, a pioneer in AI, 5G, and IoT, was targeted in a sophisticated cyberattack. A coalition of cyber attackers, including APT41 and Lazarus Group, exploited a third-party application vulnerability, gaining access to critical data and causing significant disruption. This incident highlights the reality that traditional defenses are increasingly inadequate against evolving threats. Advanced Persistent Threat (APT) groups, often state-sponsored, represent some of the most advanced threats and are a top concern for CISOs.

The Zero Trust Paradigm 

Using the Zero Trust principle of "never trust, always verify" is no longer a choice; it's a must. Had NexTech Solutions recognized this earlier and made the shift towards identity-based microsegmentation, incorporating First Packet Authentication, the spread of the breach could have been prevented, and data theft could have been stopped. This approach not only segments the network but also fortifies each segment based on identity, not just credentials. 

The Power of Identity-Based Dynamic Microsegmentation 

As cyber threats evolve, so must our defenses. Sophisticated attacks often bypass traditional perimeter defenses. Microsegmentation restricts attackers' movement within the network, reducing potential damage.

Microsegmentation: A Proactive Defense

Microsegmentation offers several benefits: 

  • Granularity: Tailored security policies for specific processes. 
  • Flexibility: Uniform security policies across cloud, remote work, and mobile environments. 
  • Reduced Attack Surface: Concentrated defense with zero trust identity-based policy. 
  • Integration: Compatibility with modern IAM solutions. 
  • Simplicity: Streamlined policy creation adaptable to organizational shifts.  

Microsegmentation: A Strategic Defense Against Insider Threats  

Organizations face a unique cybersecurity challenge in protecting against insider threats due to the authorized access these individuals possess. One effective measure to address this challenge is microsegmentation, which restricts and prevents lateral movement. By providing tailored security policies, this strategy ensures that only necessary access is granted to protected resources, making it an effective network security strategy to mitigate insider threats. 

Invisinet's Microsegmentation: A Game-Changer for Network Security 

Invisinet's Microsegmentation: A Game-changer for Network Security Invisinet's microsegmentation strategy enforces identity-based access at the TCP/IP layer. By examining incoming packets at the network's entry point, First Packet Authentication ensures that only authenticated traffic can access trusted resources.

What sets Invisinet apart? 

  • Identity-First Approach: From the very first packet, Invisinet verifies the source identity of incoming traffic, enhancing security by allowing only authenticated entities. 
  • Simplified Management: Unlike traditional methods that rely on a myriad of tools like access control lists, firewalls, and IP addresses, Invisinet's approach streamlines microsegmentation management. This not only simplifies policy creation but also ensures that access is granted based on verified identities. 

Zero Trust in Action 

Invisinet's solution exemplifies the Zero Trust model. By meticulously vetting each access request and examining the very first packet of incoming data, it offers a robust layer of security against potential threats. 

Next Steps 

In today's digital environment, Zero Trust Network Architecture (ZTNA) isn't just a strategic move; it's a necessity. Identity-based microsegmentation offers distinct advantages, enhancing the effectiveness of security plans overall. Invisinet Technologies can strengthen your organization's defenses. Let's work together to craft a strategy that meets the evolving needs of cybersecurity.

 

References and To Learn More: 

Chandramouli, R. (2022). Guide to a Secure Enterprise Network Landscape. 

Feldman, D., et al. (2020). Solving the Bottom Turtle a SPIFFE Way to Establish Trust in Your Infrastructure via Universal Identity. 

Rose, S., et al. NIST Special Publication 800-207, Zero Trust Architecture. 

Decoding APT Groups 
  • APT41 (Winnti Group): Chinese hackers focusing on intellectual property.  Reference 
  • Lazarus Group: North Korean operatives known for ransomware. Reference 
  • Sandworm Team: Russian entities targeting critical infrastructure. Reference 

Spotlight on LockBit: LockBit, a ransomware group, has been responsible for numerous high-profile attacks since 2020. With around 1,700 attacks in the U.S. alone, they've extorted approximately $91M. Reference