# Getting Started

Not sure where to start? If you're brand new to Casa, begin with [What is a multisig vault?](https://support.casa.io/knowledge/getting-started-what-is-multisig) for an overview of how your vault works and what you'll need.

## Getting Started with 3 key vault

- [What is a multisig vault?](https://support.casa.io/knowledge/getting-started-what-is-multisig)
- [Choosing a hardware device for Your Casa vault](https://support.casa.io/knowledge/getting-started-choosing-hardware)
- [Getting started with the 3-key vault](https://support.casa.io/knowledge/getting-started-with-the-3-key-vault)
- [Setting up your 3-key vault for bitcoin (BTC)](https://support.casa.io/knowledge/setting-up-your-3-key-vault-for-bitcoin-btc)
- [Setting up your 3-key vault for ethereum (ETH)](https://support.casa.io/knowledge/setting-up-your-3-key-vault-for-ethereum-eth)
- [3-key vault setup webinar](https://support.casa.io/knowledge/3-key-vault-setup-webinar)
- [Purchasing a Yubikey for your Casa vault](https://support.casa.io/knowledge/purchasing-a-yubikey)
- [3-key vault onboarding for Standard members](https://support.casa.io/knowledge/3kv-onboarding-for-standard-members)
- [What happens next? Post-setup checklist (3-key vault)](https://support.casa.io/knowledge/getting-started-next-steps-3kv)

## Getting Started with 5 key vault

- [Setting up your 5-key vault](https://support.casa.io/knowledge/1.-setting-up-your-5-key-vault)
- [Choosing how many seeds to save for the 5-key vault](https://support.casa.io/knowledge/2.-choosing-seeds-to-save-for-the-5-key-vault)
- [Security best practices for Casa members](https://support.casa.io/knowledge/security-best-practices)
- [Setup checklist for your 5-key vault](https://support.casa.io/knowledge/4.-setup-checklist-for-your-5-key-vault)
- [Basics of hardware device security](https://support.casa.io/knowledge/5.-basics-of-hardware-device-security)
- [Activate your 5-key vault](https://support.casa.io/knowledge/6.-activate-your-5-key-vault)
- [Securing your seed phrase and labeling devices](https://support.casa.io/knowledge/7.-securing-your-seed-phrase-and-labeling-devices)
- [Setting up your 5-key vault for ethereum (ETH)](https://support.casa.io/knowledge/setting-up-your-5-key-vault-for-ethereum-eth)
- [Premium & Private customer onboarding call readiness list](https://support.casa.io/knowledge/premium-customer-onboarding-call-readiness-list)
- [What happens next? Post-setup checklist for 5-Key vault customers](https://support.casa.io/knowledge/getting-started-next-steps-5kv)