The CAQH CORE Connectivity Rule vC3.1.0 already specifies requirements for SOAP, what requirements are different in the CAQH CORE Connectivity Rule vC4.0.0 SOAP requirements?
The CAQH CORE Connectivity Rule vC4.0.0 SOAP requirements build upon the CAQH CORE Connectivity Rule vC3.1.0 and includes the following updates:
- Sunset of requirements that specify the use of SSL 3.0.
- Updated requirements to specify the use of TLS 1.2 or higher.
- Addition of requirements to support OAuth 2.0 as an authorization standard with continued support of X.509 Digital Certificate as an authentication method.
- Addition of new Real Time and Batch interaction patterns to support attachment transaction.