Product support
For ZKProofport, OpenStoa, or Dojang Scan issues, including wallet connection, attestations, and permissions. Include the product, device or browser, and a short description of the issue.
Support
How can we help?
Choose the right contact for collaboration, product support, privacy requests, or security reports.
Business & collaboration
sooyoung.hyun@
Product, privacy & security support
support@masselabs.com
Developer integrations
For SDK integration or proof verification issues, include the package name, version, chain, and a short example. Redact access tokens, private keys, credential contents, and personal information from logs.
Security reports
For suspected vulnerabilities. Include impact, reproduction steps, affected product, and whether any user data or keys may be at risk.
Privacy requests
For personal information requests or privacy questions. We may ask for limited verification before acting on account-specific requests.