Detect plagiarized and similar code across trillions of code sources on the web See what's new

Code Intelligence Hub

Expert insights on AI code detection and academic integrity

Latest Articles

Stay ahead with expert analysis and practical guides

The Open Source Audit That Nearly Bankrupted a Startup General 7 min
Marcus Rodriguez Marcus Rodriguez · 3 months ago

The Open Source Audit That Nearly Bankrupted a Startup

When a promising fintech startup sought Series A funding, their technical due diligence revealed a ticking legal bomb hidden in their dependencies. What began as a standard code scan escalated into a frantic race to remediate hundreds of license violations before the deal collapsed. This is the story of how unmanaged open-source code almost destroyed a company.

The 8 Code Smells That Predict Your Next Production Outage General 8 min
Dr. Sarah Chen Dr. Sarah Chen · 3 months ago

The 8 Code Smells That Predict Your Next Production Outage

We analyzed post-mortems from 50 major production incidents. A pattern emerged: the same eight code smells were present in over 80% of the codebases. This isn't about style—it's about stability. Here’s what to look for and how to fix it before your system goes down.

Your Website's CSS Was Stolen Last Week General 5 min
Alex Petrov Alex Petrov · 3 months ago

Your Website's CSS Was Stolen Last Week

Web code plagiarism isn't just about student assignments. It's a rampant, costly problem for businesses. Competitors routinely lift unique CSS, JavaScript architectures, and even entire page structures. Here’s how to find out if it’s happening to you and what to do about it.

Your Static Analysis Tool Is Missing the Real Security Flaws General 9 min
Dr. Sarah Chen Dr. Sarah Chen · 3 months ago

Your Static Analysis Tool Is Missing the Real Security Flaws

Static analysis tools promise security but often deliver noise. They flag trivial formatting issues while missing the architectural vulnerabilities that lead to real breaches. Here are 10 glaring signs your security scanning is broken and what to do to fix it.

Your Static Analysis Tool Is Missing the Real Security Flaws General 9 min
David Kim David Kim · 3 months ago

Your Static Analysis Tool Is Missing the Real Security Flaws

Most static analysis tools generate hundreds of low-priority warnings while missing critical, exploitable vulnerabilities. This guide shows you how to reconfigure your scanning pipeline to prioritize the flaws that attackers actually use. We'll move beyond syntax checks to data flow analysis and taint tracking.

The 37% Problem in Your Intro to Java Course Academic Integrity 2 min
James Okafor James Okafor · 3 months ago

The 37% Problem in Your Intro to Java Course

A 2023 multi-university study found that 37% of introductory programming submissions showed signs of unauthorized collaboration, undetected by traditional string-matching tools. The culprit isn't copy-paste—it's structural plagiarism, where students share solutions and rewrite them line-by-line. Here’s how algorithms that compare Abstract Syntax Trees are exposing this silent epidemic.

The Assignment That Broke Every Plagiarism Checker General 8 min
Priya Sharma Priya Sharma · 3 months ago

The Assignment That Broke Every Plagiarism Checker

When a Stanford CS106A professor noticed identical, bizarre logic errors across dozens of student submissions, she uncovered a cheating method no standard tool could catch. This is the story of how students exploited the very algorithms designed to stop them, and what it revealed about the blind spots in automated code similarity detection. The fallout changed how the department thinks about academic integrity.

Your Codebase Is Full of Stolen Web Snippets General 7 min
David Kim David Kim · 3 months ago

Your Codebase Is Full of Stolen Web Snippets

A developer copies a slick animation from Stack Overflow. Another pulls a "helper function" from a random GitHub repo. This is how technical debt and legal liability silently enter your codebase. We map the seven most common—and dangerous—patterns of web code plagiarism in professional software.

Your Static Analysis Tool Is Missing the Real Security Flaws General 9 min
James Okafor James Okafor · 4 months ago

Your Static Analysis Tool Is Missing the Real Security Flaws

Static Application Security Testing (SAST) tools promise a secure codebase but often drown teams in false positives while missing critical, context-rich vulnerabilities. This guide walks through a tactical, five-step methodology that moves beyond syntax checking to analyze data flow, library interaction, and business logic—the flaws that attackers actually target. We'll implement it using a mix of open-source tools and precise manual analysis.

The Code That Broke a University's Honor Code Academic Integrity 3 min
Rachel Foster Rachel Foster · 4 months ago

The Code That Broke a University's Honor Code

A routine data structures assignment at a major university revealed a plagiarism ring involving over 80 students. The fallout wasn't just about cheating—it exposed fundamental flaws in how institutions detect, define, and deter source code copying. This is the story of what broke, and what every CS department needs to fix before the next scandal hits their inbox.

The Code Review Metrics That Actually Predict Production Failures General 7 min
Priya Sharma Priya Sharma · 4 months ago

The Code Review Metrics That Actually Predict Production Failures

We analyzed over 2.5 million commits across 400 projects to identify which static analysis warnings actually matter. The results challenge decades of conventional wisdom. Most teams are measuring the wrong things and missing the real signals buried in their code.

Your Students Are Copying Code You Can't See Academic Integrity 6 min
Priya Sharma Priya Sharma · 4 months ago

Your Students Are Copying Code You Can't See

Traditional plagiarism tools compare student submissions against each other, creating a blind spot to the internet's vast code repository. When a student copies a solution from Stack Overflow or clones a GitHub repo, standard similarity checks often fail. This article breaks down the technical and pedagogical methods to close this critical integrity gap.