Does Truecaller have a bug bounty program?

Yes, Truecaller runs a public bug bounty program on HackerOne. It currently lists 9 in-scope assets.

bounty.index

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programs/HackerOne/truecaller

Truecaller

HackerOne·updated 34d ago

bountyswagmanagedopen

Discord → RSS

payout: no bounty
scope: 9 in · 3 out
safe harbor: unknown
response: no reports

open program

hunt score

cash

formula →

payout

0/55

bounty

20/20

freshness

24/25

how we sort the index, not an estimate of what you’ll earn

Attack surface

9 in-scope

4urls
3wildcards
1ios
1other

Scope

In scope

009

wildcards03

+*-asia-south1.truecaller.com· critical
+*-eu.truecaller.com· critical
+*-noneu.truecaller.com· critical

urls04

+business-resources.truecaller.com· medium
+business.truecaller.com· critical
+web.truecaller.com· high
+www.truecaller.com· high

ios01

+448142450· critical

other01

+com.truecaller· critical

Out of scope

003

Change history

1 event

2026-08-06
first indexed
90d ago · 9 in-scope assets

// only one snapshot on record, changes appear from the next ingest onward

Community reports

0 reports

No reports yet. Be the first to share your triage timing for Truecaller .

// peer-sourced response times. platforms won’t publish this, hunters can. anonymized in aggregate.

Your notes

▸ raw source payload

{
  "id": 0,
  "url": "https://hackerone.com/truecaller",
  "name": "Truecaller ",
  "handle": "truecaller",
  "targets": {
    "in_scope": [
      {
        "asset_type": "WILDCARD",
        "instruction": "",
        "max_severity": "critical",
        "asset_identifier": "*-asia-south1.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "WILDCARD",
        "instruction": "",
        "max_severity": "critical",
        "asset_identifier": "*-eu.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "WILDCARD",
        "instruction": "",
        "max_severity": "critical",
        "asset_identifier": "*-noneu.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "APPLE_STORE_APP_ID",
        "instruction": "iOS Application ID",
        "max_severity": "critical",
        "asset_identifier": "448142450",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "medium",
        "asset_identifier": "business-resources.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": "not_defined",
        "eligible_for_submission": true,
        "availability_requirement": "not_defined",
        "confidentiality_requirement": "not_defined"
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "critical",
        "asset_identifier": "business.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "GOOGLE_PLAY_APP_ID",
        "instruction": "",
        "max_severity": "critical",
        "asset_identifier": "com.truecaller",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "high",
        "asset_identifier": "web.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "high",
        "asset_identifier": "www.truecaller.com",
        "eligible_for_bounty": true,
        "integrity_requirement": null,
        "eligible_for_submission": true,
        "availability_requirement": null,
        "confidentiality_requirement": null
      }
    ],
    "out_of_scope": [
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "none",
        "asset_identifier": "adsmanager.truecaller.com",
        "eligible_for_bounty": false,
        "integrity_requirement": null,
        "eligible_for_submission": false,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "none",
        "asset_identifier": "community.truecaller.com",
        "eligible_for_bounty": false,
        "integrity_requirement": null,
        "eligible_for_submission": false,
        "availability_requirement": null,
        "confidentiality_requirement": null
      },
      {
        "asset_type": "URL",
        "instruction": null,
        "max_severity": "none",
        "asset_identifier": "support.truecaller.com",
        "eligible_for_bounty": false,
        "integrity_requirement": null,
        "eligible_for_submission": false,
        "availability_requirement": null,
        "confidentiality_requirement": null
      }
    ]
  },
  "website": "https://www.truecaller.com",
  "offers_swag": true,
  "managed_program": true,
  "offers_bounties": true,
  "submission_state": "open",
  "allows_bounty_splitting": true,
  "average_time_to_bounty_awarded": 384,
  "response_efficiency_percentage": 79,
  "average_time_to_report_resolved": 6557,
  "average_time_to_first_program_response": 20
}