> For the complete documentation index, see [llms.txt](https://docs.teranode.group/tng-identity-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.teranode.group/tng-identity-documentation/faqs-help/help-and-faqs.md).

# Help & FAQs

Welcome to the TNG Identity Services FAQs, which are your guide to understanding our identity solutions. Whether new or experienced, find clear answers to your questions here. If you need more, we're here to help.

### Need support?

Please write to us to <techsupport@teranode.group>

### **Index**

* &#x20;[What is a digital identity?](/tng-identity-documentation/faqs-help/help-and-faqs/what-is-a-digital-identity.md)
* [How is blockchain used in TNG Identity?](/tng-identity-documentation/faqs-help/help-and-faqs/how-is-blockchain-used-in-tng-identity.md)
* [Compatible blockchains for TNG Identity?](/tng-identity-documentation/faqs-help/help-and-faqs/compatible-blockchains-for-tng-identity..md)
* [How can my business sign up for TNG Identity?](/tng-identity-documentation/faqs-help/help-and-faqs/how-can-my-business-sign-up-for-tng-identity.md)
* [What is TNG Identity doing with my data, and does it act as a data processor or controller?](/tng-identity-documentation/faqs-help/help-and-faqs/what-is-tng-identity-doing-with-my-data-and-does-it-act-as-a-data-processor-or-controller.md)
* [What measures does TNG Identity take to protect user data?](/tng-identity-documentation/faqs-help/help-and-faqs/what-measures-does-tng-identity-take-to-protect-user-data.md)
* [What support is available for TNG Identity?](/tng-identity-documentation/faqs-help/help-and-faqs/what-support-is-available-for-tng-identity.md)
* [Can TNG Identity be integrated into our existing systems?](/tng-identity-documentation/faqs-help/help-and-faqs/can-tng-identity-communicate-with-other-identity-solutions.md)
* [How can I get started with TNG Identity?](/tng-identity-documentation/faqs-help/help-and-faqs/how-can-i-get-started-with-tng-identity.md)
* [What countries is TNG Identity available in?](https://app.gitbook.com/o/-MlQFRDRKTg8X3AcjoU_/s/pNRD7nSXokLbc17tTyyL/~/changes/36/faqs/help-and-faqs/what-countries-is-nchain-identity-available-in)
* Where can I get a credential? (link to demo portal)
* Where can I verify myself with a credential? (link to demo portal)
* Can I store my credentials on multiple devices/wallets?
* How can I retrieve my credentials from another device?

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