Mobile phone: iPhone7plus
System: iOS 15. 1
Software: Alipay version 10.2.38
1. Open Alipay and click "More".
2. Then click "Health Code".
3. Open the health code interface and click "View Now".
4. Then click "Agree".
5. Slide the interface up and click "Peer Security Checker".
6. Click "Allow", and then click "Self-check".
7. You can find the secret code.