Connected App using OAuth needs Client ID and Client Secret to Authenticate
|Knowledge Article Number||000205876|
|Description||When you develop an external application that needs to authenticate with Salesforce, you need to define it as a new connected app within the Salesforce organization that informs Salesforce of this new authentication entry point. Once you define a connected app, you use the consumer key and consumer secret to authenticate your application.|
For an existing Connected App:
Once you define a connected app, you use the consumer key and consumer secret to authenticate your application.
Creating a Connected App
How to get your Security Token:
You are given a security token the first time you log into Salesforce. If you do not have it, here is how you can reset it:
1. Click on your username in the top right corner
2. Choose "Setup" from the menu
3. Click "My Personal Information"
4. Click "Reset your security token" and follow the steps provide