Angecryption is an encryption or an decryption result from a file to create an other file with the same / or not type. This cryptography approach was created by two researchers Ange Albertini and Axelle Apvrille.
This tool allows to change the format (pdf, png, jpg ..) with an decryption by block with AES Mode CBC.
git clone https://github.com/1sis/Angecryption
cd Angecryption
pip3 install -r requirement.txtpython3 angecryption.py -f input.png -k [KEY] -i [IV] -o flag