# What are Consent Signals?

Consent signals are a template of how to send and receive a visitor's current consent choices between a publisher and a vendor, such as an advertiser or technology partner. Consent signals ensure a consistent and repeatable standard for sharing consent choices, or preferences between technology systems.

[IAB TCF](/content/docs/consent/standards/consent-iab-tcf/index.html), [USP](/content/docs/consent/standards/consent-iab-usp/index.html), [GPP](/content/docs/consent/standards/consent-iab-gpp/index.html) and [GPC](/content/docs/consent/standards/consent-gpc/index.html) are all types of consent signals.

[Cross-Device Identity](/content/docs/consent/concepts/advanced/cross-device-identity "Cross-Device Identity"/index.html) [Overview](/content/docs/consent/guides "Overview"/index.html)