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Trust Relationship Model

University - End-userTrust

(TERENA Franchise)

NREN - End-userTrust

(Brokered SS A and B)

TERENA Trust

 (Hosted SS A and B)

No Trust

(out of scope for Trusted Cloud Drive)

Global Cloud Storage ProviderCloud storage (opt.)Cloud storage (opt.)

Cloud storage (opt.) OR

NREN storage infrastructure (opt.)

Cloud Storage Provider

  • Trusted relationship with end-users
  • Keys are stored here (opt.)
  • Maintain client applications !!!
TERENAAdmin/clearing (opt.)Admin/clearing (opt.)

Admin/clearing &

Cloud Broker

  • Personal Data Controller
  • Encryption
  • Keys are stored here
  • Trusted relationship with end-users

 <outsourcing agreement> (opt.)

  • Trust delegated to Cloud Provider
NREN / Data centre

Storage infrastructure

  • Raw storage capacity
  • Store encrypted data blob only
  • No personal information leaked

Storage infrastructure &

Cloud Broker

  • Personal Data Controller
  • Encryption
  • Keys are stored here
  • Trusted relationship with end-users

<outsourcing agreement>

  • Trust delegated to TERENA
  • Match federations with storage infrastructures

 <outsourcing agreement> (opt.)

  • Trust delegated to Cloud Provider
University / Institute

Cloud Broker

  • Personal Data Controller
  • Encryption
  • Keys are stored here
  • Trusted relationship with end-users

<outsourcing agreement>

  • Trust delegated to NREN

<outsourcing agreement>

  • Trust delegated to NREN

 <outsourcing agreement>

  • Trust delegated to Cloud Provider
End-user<no client needed><no client needed><no client needed>

Specific client application is needed

  • Encryption
  • Keys are stored/handled here
POTENTIAL USE CASES

NRENs to follow this model:

  • BELNET
  • NIIF

NRENs to follow this model:

  • Scre/CARNet
  • PSNC
  • CESNET

Home for Homeless - TBC

  • TERENA

Commercial solutions are available such as:

  • SpiderOak
  • PowerFolder
  • etc...

...

ProviderItemAUPSLAPrice
TERENA

Trusted Cloud Broker platform

default plugins (S3, local FS)

Download...

n/an/a

free of charge

NREN X

Storage back-end API plugin

Download...

E.g., only national federation

Agree (Yes/No)

Availability, MTTR, etc.

 

Service fee x

Pay...

NREN Y

Storage back-end API plugin

Download...

E.g, only TERENA countries

Agree (Yes/No)

Availability, MTTR, etc.

Service fee x

Pay...

Commercial Z

Storage back-end API plugin

Download...

E.g, only EU countries

Agree (Yes/No)

Availability, MTTR, etc.

Service fee yz

Pay...

Commercial W

Storage back-end API plugin

Download...

E.g, global

Agree (Yes/No)

Availability, MTTR, etc.

Service fee xw

Pay...