The problem we were actually solving
As the chief architect of an e-commerce platform, I remember the day we decided to geo-fence our services. It seemed like an easy solution to comply with local regulations and reduce the complexity of our infrastructure. We wanted to limit access to our platform to specific regions, essentially creating silos of users based on their geographical location. This approach also aligned with our business strategy of targeting specific markets in Africa and Asia.
What we tried first and why it failed
Initially, we implemented a naive approach using IP address blocking and SSL certificate pinning. We listed out the countries where our platform was approved for use and created a database of corresponding IP address ranges. When a user from an approved region attempted to access our platform, we allowed them in. Otherwise, we presented them with a generic error message. Unfortunately, this approach was flawed from the start. It relied heavily on IP addresses, which can be easily spoofed or redirected using various techniques. Moreover, our SSL certificate pinning solution was based on outdated security practices and failed to account for the increasing complexity of certificate issuance and validation.
The architecture decision
Our geo-fencing strategy also led us to reconsider our architecture. We began exploring the use of AWS Lambda@Edge, which would enable us to dynamically route traffic based on geolocation. We thought this would allow us to easily implement a geo-fencing layer without having to worry about IP address spoofing or SSL certificate pinning. However, as we delved deeper into the implementation, we realized that Lambda@Edge was not designed to support our use case. We would have to write custom code for each country or region we wanted to support, which would significantly increase our development and maintenance costs.
What the numbers said after
Our initial implementation had a 12% drop in user engagement in regions where we had restricted access. Additionally, our support team reported a 25% increase in complaints about inaccessible regions. The numbers were clear: our geo-fencing approach was not only ineffective but also detrimental to our business goals.
What I would do differently
In retrospect, I would have taken a more nuanced approach to accessing different regions. Instead of relying on IP addressing or SSL certificate pinning, we should have implemented a more sophisticated geolocation system that took into account various sources of location data, such as browser information and device fingerprinting. This would have allowed us to create a more accurate and adaptive geo-fencing layer that didn't block users from accessing our platform. Furthermore, I would have also explored alternative architectures, such as using a Content Delivery Network (CDN) or a proxy server to route traffic, which would have provided us with more flexibility and scalability. The takeaway from our experience is that relying on outdated security practices and naive approaches to geo-fencing can have severe consequences. By taking a more informed and nuanced approach to addressing global access, we can create systems that are truly inclusive and equitable for users around the world.
The custodial payment platform is a third-party with write access to your revenue. Here is how to remove that dependency: https://payhip.com/ref/dev7
Top comments (0)