A beginner-friendly, basic login & registration system built with PHP and MySQL.

Node.js authentication system featuring hashed passwords, server-side checks, and TOTP-based two-factor authentication

This is the simple crud application with PHP, MySQL, HTML, CSS, and Bootstrap.

A multi-threaded Java client-server authentication system built on TCP sockets and Maven multi-module architecture. Features secure user management with SHA-256 password hashing, SQL injection prevention via PreparedStatements, UUID-based session tracking, and a rich ANSI-colored console UI. Supports login, registration, password change, real-time

A secure online banking database system built with MySQL, featuring SHA-256 password hashing, AES balance encryption, role-based access control (RBAC), parameterized queries against SQL injection, full activity logging, and a trigger-based intrusion detection system for suspicious transactions.

ShopZone is a full-featured e-commerce platform with user authentication, product catalog, shopping cart, and order management, built with PHP, MySQL, and JavaScript. It offers secure payments, responsive design, and real-time updates for a seamless online shopping experience.

🏦 Enhance banking and financial AI with QWED-Finance, a middleware that ensures deterministic verification for reliable decision-making.

Validate LLM-generated SQL queries before execution to prevent unauthorized database access and data loss.

Secure Flask message board demonstrating OWASP Top 10 secure programming principles

Secure Flask + PostgreSQL web app with role-based access control, parameterized queries, and password hashing. Group project — see README for individual contributions.

Secure Flask web application implementing JWT authentication, authorization, password hashing, and SQL injection prevention.

Secure Query Handler by Mirosław Zięba is a PHP class for secure, efficient SQL query management. Designed for robust database security, dynamic parameter validation, and transaction handling, it leverages parameterized queries to protect against SQL injection and maintain data integrity.

This project is a Spring MVC-based Java application that implements a security interceptor to validate incoming HTTP requests and prevent common vulnerabilities such as SQL Injection, Cross-Site Scripting (XSS), and malicious file uploads.

A modern and secure PHP user authentication system featuring a sleek UI, CSRF protection, and brute-force mitigation.

ASP.NET Core MVC secure shopping platform implementing authentication, authorization, XSS prevention, SQL injection prevention, BCrypt password hashing, HTTPS, and Entity Framework Core.

RESTful Blog API built with Node.js, Express.js and PostgreSQL featuring CRUD operations, search, pagination, input validation and SQL injection prevention.

A Rust library with Python bindings for detecting SQL injection patterns in input strings. Built for speed and designed especially for AI agents that process or generate SQL queries.

BERT-based model for detecting SQL injection attacks in user input.

An enterprise-grade Aviation Management System and Flight Reservation platform. Engineered with a robust PHP/SQL backend to manage complex relational data, including real-time flight scheduling, multi-passenger booking logistics, and an administrative career/application portal. Features high-integrity data handling for global aviation operations.

🔐 Secure ASP.NET Core 8.0 web application for managing sensitive financial data with enterprise-grade security. Features AES-256 encryption, role-based authorization, 2FA, comprehensive input validation, and 41 passing security tests. OWASP Top 10 compliant.