# FAQ

<details>

<summary>Is the service free? </summary>

Yes, it's completely free and public. You can use it right now for your cross-chain applications.

</details>

<details>

<summary>Is it secure? </summary>

Yes, it is. Our Signer Service uses TSS protocol under the hood to make it almost impossible to compromise our signer.

</details>

<details>

<summary>Why does it exists?</summary>

There are a lot of different blockchains and networks. Users need to exchange tokens, NFT, and transfer liquidity. CCMP makes it easy to interact between chains.&#x20;

</details>

<details>

<summary>How we are different from other solutions? </summary>

We are much more friendly than ChainLink or Multichain. You can use our service without any requirements, you don't need to be whitelisted, etc. \
Also, we are free and open to the community.&#x20;

</details>


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