Platform security release notes ServiceNow® platform security enhancements and updates in the Helsinki release. New in the Helsinki release Domain separation upgrade to domain paths Domain paths is the only domain query method for all instances. Domain numbering is no longer used. All Domain Separated customers with a domain query method other than Domain paths will automatically be upgraded to the Domain paths method as the final part of the Helsinki upgrade process. For assistance or questions regarding the Domain paths upgrade please contact ServiceNow support. Warning: Do not modify your domain hierarchy during the upgrade or migration process. OAuth client credentials OAuth supports the client credential grant type. This grant type specifies that the consumer of the resource uses the client ID and client secret already configured in the application registry.