> For the complete documentation index, see [llms.txt](https://docs.klyntar.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage.md).

# Advanced VMs usage

- [Cryptography](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography.md)
- [VRF](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/vrf.md)
- [Post-quantum cryptography](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/post-quantum-cryptography.md)
- [zkSNARK](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/zksnark.md)
- [Secure Secret Sharing](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/secure-secret-sharing.md)
- [Using MPC](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/using-mpc.md)
- [Using FHE](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/cryptography/using-fhe.md)
- [Thundercloud](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/thundercloud.md)
- [KLY Oracles](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/thundercloud/kly-oracles.md)
- [Get the real time](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/thundercloud/kly-oracles/get-the-real-time.md)
- [Call any API](https://docs.klyntar.org/smart-contracts-and-vms/advanced-vms-usage/thundercloud/kly-oracles/call-any-api.md)