Specific policy/procedure alongside our scope

According to the link you shared the requirement is ISO 17025 accreditation. The specific tests would use to test a random number generator (RMG)  would depend on industry standards. The ISO 17025 toolkit is suitable to assist all testing laboratories implement ISO 17025 for accreditation purposes. Yes, you are correct the technical aspects and the selection of test methods is not within the scope of the toolkit. Note too that there are certification bodies that provide recognition for the Gambling sector. These certification programs would have specific requirements that will also need to be met. in addition to ISO 17025

For more information on ISO 17025 see

The Whitepaper Clause-by-clause explanation of ISO 17025:2017, available at https://info.advisera.com/17025academy/free-download/clause-by-clause-explanation-of-iso-17025/

and ISO 17025 Documentation Toolkit at https://advisera.com/17025academy/iso-17025-documentation-toolkit/

According to the link you shared the requirement is ISO 17025 accreditation. The specific tests would use to test a random number generator (RMG)  would depend on industry standards. The ISO 17025 toolkit is suitable to assist all testing laboratories implement ISO 17025 for accreditation purposes. Yes, you are correct the technical aspects and the selection of test methods is not within the scope of the toolkit. Note too that there are certification bodies that provide recognition for the Gambling sector. These certification programs would have specific requirements that will also need to be met. in addition to ISO 17025

For more information on ISO 17025 see

The Whitepaper Clause-by-clause explanation of ISO 17025:2017, available at https://info.advisera.com/17025academy/free-download/clause-by-clause-explanation-of-iso-17025/

and ISO 17025 Documentation Toolkit at https://advisera.com/17025academy/iso-17025-documentation-toolkit/