Any of those help Encrypted data is not going to be ASCII, most of the bytes will fall into unprintable region, you need to convert to another encoding such as Base64 or hexadecimal if you need the encrypted data in String format.
Trouble with encode + encrypt + pad using same code for python2 and python3
Any of those help One problem with your code is that you are using the same cipher object for both encryption and decryption. This won't work, as the cipher objects are stateful:PyCrypto Documentation You can create another object for decrypting, as in: crypto2 = AES.new('This is a key123', AES.MODE_CBC, 'This is an IV456'), and then use this object to decrypt.
How to hide/encrypt vimeo video URL from source code in PHP?
this will help Its worth noting firstly that the URL in your example is not a video URL but a URL to HTML 'page' which is inserted into your iframe. This HTML includes the HTML markup, player etc as well as the actual video URL for the video which will play. If you just want to change your code so the code on your page shows no mention of Vimeo you could have an URL in the source for a proxy on your server which then redirects to the Vimeo URL.
wish help you to fix your issue If it's on the client, it's available. Full-stop. You can try to mask it, but that's just security through obfuscation, which isn't security. If you are looking to block sensitive data, you need to prevent the data from getting to the client in the first place.