LINE · Vulnerability Disclosure

Line Vulnerability Disclosure

Vulnerability disclosure

LINE publishes a vulnerability disclosure policy for reporting security issues. A machine-readable /.well-known/security.txt is served. A dedicated security contact is published.

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Program: security.txt present

Disclosure Policy

Policy
https://bugbounty.linecorp.com/en

Security Contact

Contact
mailto:ml-bug-report@lycorp.co.jp

Source

Vulnerability Disclosure

Raw ↑ 
generated: '2026-07-11'
method: searched
probe: true
source: https://line.me/.well-known/security.txt
policy:
- https://bugbounty.linecorp.com/en
contact:
- mailto:ml-bug-report@lycorp.co.jp
evidence:
- source: https://line.me/.well-known/security.txt
  kind: security.txt (live probe)