Application Security
A04: Insecure Design
This course explores design flaws that lead to security vulnerabilities in our pastebin application—from insecure credential recovery to flawed business logic and missing audit trails.
curl
Express.js
TypeScript
5 lessons
14 practices
2 hours
API and Web Services Security
Course details
Meet Cosmo:
The smartest AI guide in the universe
Our built-in AI guide and tutor, Cosmo, prompts you with challenges that are built just for you and unblocks you when you get stuck.

Join the 1M+ learners on CodeSignal
Be a part of our community of 1M+ users who develop and demonstrate their skills on CodeSignal