Describe the problem/error/question
What is the best way to securely store API credentials, would that be via variables? n8n.io - Workflow Automation
What is the error message (if any)?
N/A
Please share your workflow
Working on an email automation workflow using Nylas Email API.
https://nylas.app.n8n.cloud/workflow/rezwNjEv2XQbzYPX