https://www.udacity.com/course/cs387 https://www.udacity.com/course/cs387 Udacity also has a applied cryptography, I haven't tried. but it's good if someones h

https://www.udacity.com/course/cs387 https://www.udacity.com/course/cs387 Udacity also has a applied cryptography, I haven't tried. but it's good if someones has feedback.