Expert Commentary: Improving IPSEC with Multi-WAN, VPN, and 802.3ad

The complexity and scale of modern networks have necessitated the development of robust security mechanisms, and IPSEC has been at the forefront of this effort. However, the evolving landscape of the internet and the changing behavior of users worldwide have posed significant challenges to the effectiveness of IPSEC. As outlined in the article, the IEEE 802.3ad standard, which is commonly used in IPSEC models, has certain predictable aspects that can lead to potential design flaws, compromising the security of workstations.

To address these concerns and enhance the security of IPSEC, the article proposes leveraging the benefits of multiple ISPs (multi-WAN) and a link aggregation model, combined with the integration of an aspect of randomization in the network. This approach aims to introduce a sense of true randomness, making it more difficult for attackers to exploit any potential vulnerabilities in the network.

The proof of concept presented in the article, using the simulation of a double pendulum, demonstrates the potential of this approach. By designing a network topology that utilizes multiple WAN connections, incorporates 802.3ad link aggregation, and considers environmental factors such as transmission speed and the locations of WANs and VPNs, a sense of randomness can be achieved.

The key insight here is that randomness introduces an additional layer of complexity and unpredictability to the network, making it more challenging for attackers to identify patterns and exploit vulnerabilities. By distributing network traffic across multiple WAN connections and utilizing link aggregation, the network can effectively handle a larger data stream and mitigate the impact of potential failures or attacks on a single connection.

Moreover, the use of VPNs further enhances the security of the network by encrypting the data transmitted over the WAN connections. Combining VPNs with multi-WAN and link aggregation provides a comprehensive approach to improving IPSEC, ensuring the confidentiality and integrity of data transmitted within the network.

While the proof of concept described in the article shows promising results, it is important to consider the practical implementation challenges that may arise. Network administrators would need to carefully design and configure the network topology, taking into account factors such as load balancing, failover mechanisms, and the compatibility of network equipment with 802.3ad.

In conclusion, the approach outlined in this article, utilizing multi-WAN, VPN, and 802.3ad link aggregation, offers a compelling model for improving IPSEC. By introducing a sense of randomness through the utilization of multiple WAN connections and link aggregation, the network can enhance its security and resilience against potential attacks. This approach, when properly implemented and configured, has the potential to address the evolving challenges in maintaining a secure network infrastructure in today’s internet landscape.

Read the original article