Having 12+ Years of Experience in Software Development
Deep Dive: Auditing a High-Traffic Ruby Enterprise Stack on OVH This post details a critical security audit performed on a high-traffic Ruby on Rails enterprise application hosted on OVH. The primary objective was to identify and mitigate vulnerabilities, with a specific focus on unsafe deserialization patterns that could lead to Remote Code Execution (RCE). Initial […]
Initial Stack Assessment and Threat Modeling Our engagement began with a deep dive into a high-traffic WordPress enterprise deployment hosted on AWS. The stack comprised EC2 instances for web servers, an RDS Aurora PostgreSQL instance for the database, ElastiCache for Redis, CloudFront for CDN, and an ALB for load balancing. The primary concern was a […]
Deep Dive: Auditing a High-Traffic WooCommerce Stack on OVH This post details a recent security audit of a high-traffic WooCommerce enterprise deployment hosted on OVH. The primary objective was to identify and remediate critical vulnerabilities, with a specific focus on SQL Injection (SQLi) risks within customized checkout queries. The stack comprised multiple microservices, a heavily […]
Auditing the OVH-Hosted Shopify Enterprise Stack Our engagement began with a critical security audit of a high-traffic Shopify enterprise deployment hosted on OVH infrastructure. The primary concern was the potential for sensitive data exfiltration, particularly access tokens, due to misconfigurations or vulnerabilities within the custom application layer and its integration points with Shopify. The stack […]
Initial Stack Assessment and Vulnerability Discovery Our engagement began with a deep dive into a high-traffic Magento 2 Enterprise Edition (now Adobe Commerce) stack hosted on DigitalOcean. The primary objective was to identify and remediate security vulnerabilities, with a specific focus on XML External Entity (XXE) injection, a known risk in older SOAP integrations and […]
Auditing a High-Traffic C Enterprise Stack on Google Cloud Our recent engagement involved a critical, high-traffic enterprise C application suite hosted on Google Cloud Platform (GCP). The primary objective was a comprehensive security audit, with a specific focus on identifying and mitigating vulnerabilities within legacy SOAP integrations. These integrations, while functional, represented a significant attack […]
Understanding XSS Vectors in Custom WordPress Themes Custom WordPress themes, while offering unparalleled flexibility, often introduce unique attack surfaces for Cross-Site Scripting (XSS). Unlike well-vetted commercial themes or plugins that undergo rigorous security audits, custom-built solutions may inadvertently expose vulnerabilities through improper handling of user-supplied data, insecure direct object references (IDOR) leading to data exfiltration, […]
Leveraging ModSecurity for Indie E-commerce: Essential Exceptions and Auditing Plugins For independent web developers and indie hackers building e-commerce platforms, robust security is paramount, yet often constrained by limited resources. ModSecurity, the open-source Web Application Firewall (WAF), offers a powerful, albeit complex, defense. This guide focuses on practical, production-ready ModSecurity configurations, specifically detailing essential exceptions […]
The Peril of Untrusted Input in System Utility Scripts E-commerce APIs, by their very nature, often interact with the underlying operating system to perform essential tasks: generating reports, processing images, managing user data, or even orchestrating background jobs. When these interactions involve system utility scripts, especially those written in languages like Perl which have powerful […]
Understanding the XXE Threat in PHP SOAP Integrations XML External Entity (XXE) injection remains a persistent threat, particularly within legacy systems that rely on XML-based communication protocols like SOAP. In PHP, the default behavior of the `libxml` extension, which underpins XML parsing, can be exploited to read arbitrary files from the server, perform Server-Side Request […]