[ DB ] — Program directory · L
LINE bug bounty program.
Plain answers on whether LINE pays, how much legal protection it gives researchers, and where to send a report.
What kind of security program does LINE run?
LINE runs a bug bounty program that pays rewards, with no stated safe harbor.
At a glance
- Pays bounties
- Yes
- Swag
- No
- Hall of fame
- Not stated
- Safe harbor
- None
- Security contact
- Web form / page
- security.txt
- Not stated
- PGP key
- Not stated
- Public disclosure
- Not stated
- Disclosure timeline
- Not stated
- Preferred languages
- Not stated
- Policy page
- Live at last check
Type: bug bounty program. Data from the disclose.io open database (CC0), snapshot November 2026. Policies change — always read LINE's own policy and scope before testing.
[ FAQ ] — LINE: questions researchers ask
Does LINE have a bug bounty program?
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Yes. LINE publishes a bug bounty program and states that it pays rewards for valid vulnerability reports. Reward amounts and scope are set in its own policy.
How do I report a vulnerability to LINE?
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Read LINE's published policy first and stay inside its scope. It lists a dedicated reporting page or form. Include clear reproduction steps, impact and a proof of concept.
Does LINE offer safe harbor to security researchers?
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LINE's policy does not include a safe harbor commitment. Test carefully, stay strictly within scope, and consider reporting only what you find passively.
Does LINE give swag or hall of fame credit?
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LINE does not offer swag.
Is LINE's security policy still active?
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Its policy page was reachable when the disclose.io data was snapshotted (November 2026). Policies change, so always read the current version.
How do I write a report LINE will accept?
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Lead with impact, give exact steps to reproduce, attach a minimal proof of concept and suggest a fix. Our guide on writing reports triagers love walks through each part.
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