Encrypt-message.ipynb

{"nbformat":4,"nbformat_minor":0,"metadata":{"colab":{"provenance":[],"authorship_tag":"ABX9TyPPVUSKiZMEgK9fKcDX+rHd"},"kernelspec":{"name":"python3","display_name":"Python 3"},"language_info":{"name":"python"}},"cells":[{"cell_type":"code","execution_count":1,"metadata":{"colab":{"base_uri":"https://localhost:8080/"},"id":"jatZ7lUivBil","executionInfo":{"status":"ok","timestamp":1681156555604,"user_tz":300,"elapsed":9427,"user":{"displayName":"subenomai haku","userId":"01968901610098885489"}},"outputId":"e430a90f-57f4-4927-98fd-f6d930d73c09"},"outputs":[{"output_type":"stream","name":"stdout","text":["Looking in indexes: https://pypi.org/simple, https://us-python.pkg.dev/colab-wheels/public/simple/\n","Requirement already satisfied: cryptography in /usr/local/lib/python3.9/dist-packages (40.0.1)\n","Requirement already satisfied: cffi>=1.12 in /usr/local/lib/python3.9/dist-packages (from cryptography) (1.15.1)\n","Requirement already satisfied: pycparser in /usr/local/lib/python3.9/dist-packages (from cffi>=1.12->cryptography) (2.21)\n"]}],"source":["!pip install cryptography"]},{"cell_type":"code","source":["#Import cryptography library\n","import cryptography\n","\n","#Use a symetric encryption method\n","from cryptography.fernet import Fernet"],"metadata":{"id":"yXosue_ivNqe","executionInfo":{"status":"ok","timestamp":1681156630772,"user_tz":300,"elapsed":199,"user":{"displayName":"subenomai haku","userId":"01968901610098885489"}}},"execution_count":2,"outputs":[]},{"cell_type":"code","source":["#Generate a key\n","key = Fernet.generate_key()\n","#Create a Fernet object\n","cipher =Fernet(key)"],"metadata":{"id":"_Ch-Q_c9vnDU","executionInfo":{"status":"ok","timestamp":1681156775145,"user_tz":300,"elapsed":195,"user":{"displayName":"subenomai haku","userId":"01968901610098885489"}}},"execution_count":3,"outputs":[]},{"cell_type":"code","source":["#The message we want to encrypt\n","message = \"This is a secret message\".encode()\n","print(\"Original message: \", message.decode())\n","#Encrypt the message\n","encrypted_message = cipher.encrypt (message)\n","print (\"Secret message \", encrypted_message.decode())"],"metadata":{"colab":{"base_uri":"https://localhost:8080/"},"id":"mb9cbLpUwJDM","executionInfo":{"status":"ok","timestamp":1681156841645,"user_tz":300,"elapsed":197,"user":{"displayName":"subenomai haku","userId":"01968901610098885489"}},"outputId":"15ac12b4-57ca-40c6-8a46-7e5ace503ded"},"execution_count":6,"outputs":[{"output_type":"stream","name":"stdout","text":["Original message:  This is a secret message\n","Secret message  gAAAAABkNGrpjSICYN7RUdYqtC2GmWFhDbnpK6EvJQOONDLasQzxrEs5YiP9Pudd56Mgeg5PjOvL-KgCG9Uvfm3miBn7CqVyMziLIpZBzQdqVyGrQT6BXRo=\n"]}]}]}