Commonly used environment filters
You can use "config.environment_filters" to replace sensitive information sent to the hoptoad service with [FILTERED] instead of the actual value. We think that each person's environment is their own decision, but this page is an attempt to document frequently encountered things you might want to filter.
Amazon EC2
config.environment_filters << "AWS_SECRET"
config.environment_filters << "EC2_PRIVATE_KEY"
config.environment_filters << "AWS_ACCESS"
config.environment_filters << "EC2_CERT"