What should every web developer know about encryption?

Question

I\'ve just landed a PHP5 gig. I won\'t be handling the parts of the application that involve super sensitive data, but I still know embarrassingly little about security and encr

Answer 1

• Understand the difference between encrypting and hashing
• Understand the reason for salts
• Understand that HTTP is cleartext
• Understand what HTTPS is
• Understand that you will never (almost never) be able to create better hashing or encryption methods than what 3rd party libs and built-in libs already do