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Security
Backend Developer
Security questions
13 questions on Security for backend developers, easiest first.
Easy
4
Stopping SQL injection
easy
How to store passwords
easy
Keeping secrets out of code
easy
Database user for the app
easy
Medium
5
Logging out with JWTs
medium
Risk of "import image from URL"
medium
Any user can read any invoice
medium
Saving req.body directly
medium
CDN serves one user's profile to another
medium
Hard
4
JWT verified with an attacker-chosen algorithm
hard
Comparing secrets with ===
hard
Sorting by a user-chosen column
hard
Deep merge of untrusted JSON
hard
