Thanks for pointing that out. It's definitely important to understand the difference, and not just academically. It helps us understand that the consequences of

Thanks for pointing that out. It's definitely important to understand the difference, and not just academically. It helps us understand that the consequences of MD5 being broken have only been proven to work for collision attacks, and not preimage attacks. (But I still don't think using MD5 when you can use more secure alternatives is a good idea.)