> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.superalink.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# Why do I need to do Travel Authentication for some eSIMs?

For certain destinations like Hong Kong, Macau, and Taiwan, local regulations require you to verify your identity before using an eSIM. You can complete this via our Travel Authentication page ( [www.superalink.com/travel-authentication](http://www.superalink.com/travel-authentication "http://www.superalink.com/travel-authentication")).