China’s Ministry of State Security has warned that a foreign crypto company is collecting iris scan data under the guise of token distribution. Authorities did not name the company, but cautioned that the biometric information could be exploited if it fell into the wrong hands. Officials cited recent examples, including a foreign firm whose fingerprint payment system was compromised.
Source: https://cryptoslate.com/chinas-security-alarm-on-iris-scans-puts-spotlight-on-worldcoin/