If you would like to Twitter shortcode or CT-Twitter Widget you will need tokens and keys to your twitter application. To generate them, please follow the step below:

1. Go to https://apps.twitter.com/,
2. Login with your twitter credentials and create a new app – here you will find video tutorial.
3. Once your app is created go to Keys and Access Token tab, where you will find Key and secret Key,
   
   

   Keys and Access Token

4. Click Create my access token to generate tokens.
   
   

   Generate Tokens

Now you can copy your keys and tokens to Twitter shortcode or widget to display your Tweets

Generated Keys and Tokens