> For the complete documentation index, see [llms.txt](https://googlepay.airvend.ng/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://googlepay.airvend.ng/authorisation-methods.md).

# Authorisation methods

The authorisation methods supported for merchants in Nigeria are:

CRYPTOGRAM\_3DS and PAN\_ONLY