A great blog post about how making an incorrect assumption about how CORS works led to a security vulnerability in the author's self-hosted analytics tool, with a helpful reminder about the dangers of copy/pasting code!
— Mai
A minimal self-hosted, privacy-respecting web analytics tool. For when you want to know how people use your website but don't want to track all their personal data!
— porterjamesj
A wonderful primer on cybersecurity concepts ranging from phone phreaking to cryptography, complete with exercises! This is incredible if you're new to cybersecurity or looking for materials to help teach people who are.
— dylnuge