> For the complete documentation index, see [llms.txt](https://dev.guardian.hedera.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://dev.guardian.hedera.com/security-and-identity.md).

# Security & Identity

- [Password Management & Multifactor Authentication (MFA)](https://dev.guardian.hedera.com/security-and-identity/password-management.md)
- [Change Password](https://dev.guardian.hedera.com/security-and-identity/password-management/change-password.md)
- [Password Security Hardening and Change Password using UI](https://dev.guardian.hedera.com/security-and-identity/password-management/change-password/password-security-hardening-and-change-password-using-ui.md)
- [Change Password API](https://dev.guardian.hedera.com/security-and-identity/password-management/change-password/change-password.md)
- [Password Policy](https://dev.guardian.hedera.com/security-and-identity/password-management/password-policy.md)
- [Multifactor Authentication (MFA)](https://dev.guardian.hedera.com/security-and-identity/password-management/4108-multifactor-authentication-2fa.md): How to enable multifactor authentication in your profile?
- [Multifactor Authentication API (MFA API)](https://dev.guardian.hedera.com/security-and-identity/password-management/multifactor-authentication-api-2fa-api.md)
- [Deactivate OTP](https://dev.guardian.hedera.com/security-and-identity/password-management/multifactor-authentication-api-2fa-api/deactivate-otp.md)
- [Get status of MFA](https://dev.guardian.hedera.com/security-and-identity/password-management/multifactor-authentication-api-2fa-api/get-status-of-2fa.md)
- [Confirm OTP](https://dev.guardian.hedera.com/security-and-identity/password-management/multifactor-authentication-api-2fa-api/confirm-otp.md)
- [Generate OTP](https://dev.guardian.hedera.com/security-and-identity/password-management/multifactor-authentication-api-2fa-api/generate-otp.md)
- [Selective Disclosure](https://dev.guardian.hedera.com/security-and-identity/selective-disclosure.md)
- [User Guide](https://dev.guardian.hedera.com/security-and-identity/selective-disclosure/user-guide.md): This is an Alpha Version
- [Selective Disclosure Demo](https://dev.guardian.hedera.com/security-and-identity/selective-disclosure/selective-disclosure-demo.md)
- [Bring your own DIDs](https://dev.guardian.hedera.com/security-and-identity/bring-your-own-dids.md)
- [Bring your own (BYO) DIDs UI](https://dev.guardian.hedera.com/security-and-identity/bring-your-own-dids/bring-your-own-byo-dids-ui.md)
- [APIs](https://dev.guardian.hedera.com/security-and-identity/bring-your-own-dids/apis.md)
- [Validate DID Format](https://dev.guardian.hedera.com/security-and-identity/bring-your-own-dids/apis/validate-did-format.md)
- [Validate DID Keys](https://dev.guardian.hedera.com/security-and-identity/bring-your-own-dids/apis/validate-did-keys.md)
- [Guardian Vault](https://dev.guardian.hedera.com/security-and-identity/guardian-vault.md)
- [Meeco authentication](https://dev.guardian.hedera.com/security-and-identity/security-1.md): This doc presents the step-by-step of how to configure the Guardian application to allow authentication via the Meeco Wallet
- [How it works](https://dev.guardian.hedera.com/security-and-identity/security-1/how-it-works.md): Below you can see how is the Meeco integration flow.