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Notary Services: technical
4.2 Provide services
well documented and MUST create reports (authenticity can be verified by initial client and any other interested party)
Depending on the kind of service online interaction between the participants ???
4.3 Support Demonstration of Service Integrity and Trust
MUST be able to demonstrate that the clients and users can trust it. (evaluation records by other trusted parties (e.g. government authorities), identity of members of notary office MUST be easily accessible). MUST be obvious if systems have been tampered with or manipulated.
4.4 Operation
must be under the complete and unconditional control of the notary office. It MUST be impossible to manipulate the system without the human notaries noticing it.
4.5 Data confidentiality
MUST allow to respect the confidentiality requirement of a particular procedure
information deployed outside the direct supervision of the notary office it is MANDATORY to encrypt the information with maximum security. If encryption becomes weak all information has to be re-encrypted with better algorithms.
all communications with a notary service MUST be encrypted. (e.g. SSL)

5. Operational Considerations
work efficiently even for large amounts of data objects and requests.
PPT Version