Early access: the directory is still filling out, and every rating here is a reported experience.
NR Unrated
Tor
Tor HackerOne
2 more reviews needed for a grade
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Found a vulnerability?

If you would rather not deal with the vendor yourself, a BugRater analyst will submit it upstream on your behalf, with your explicit permission, and tell you what came back.

Ask BugRater to submit it

Private. The report body is encrypted at rest; BugRater holds the key, so the analyst working it can read it. Every read is logged.

Program metrics HackerOne · published

HackerOne’s own figures for this program, read from its public page, not reported by researchers and not part of the BugRater grade. Captured 4 Oct 2026.

What it pays, by severity

Critical amount not published 3 reports
High amount not published 12 reports
Medium $500 avg 19 reports indicative
Low $100 avg 24 reports indicative

$22,050 paid to researchers in total, $1,700 of it in the last 90 days. Lifetime figure as HackerOne prints it: evidence this program has paid, not a promise about any one report.

Intake & responsiveness · last 90 days

Reports received
92
in 90 days
Resolved
77
all time, last one 11 days ago
Participants
79
hunters engaged
Response efficiency
20%
failed, HackerOne’s figure
SLA misses
0
targets missed
Reports received · day by day, last 27 days 83–94
5 Sep 92 reports 4 Oct

Response targets it sets itself

First response
5 days
Triage
10 days
Bounty
30 days
Resolution
30 days

A target the program declared, not a measurement of it being met.

Getting in the door

Open to submit. Nothing HackerOne publishes stands between a hunter and a first report here.

Over 45 days (109 snapshots): intake up 38 reports; response efficiency down 20 points; 90-day payout up $1,600.

See how this programme’s report load compares to others →

Reviews

1 published
Hacktivity: Tor (54 disclosed)
★★★★★ positive

Source: HackerOne Hacktivity (public disclosures) Program: https://hackerone.com/torproject Disclosed reports analyzed: 54 Bounties: $700 avg, $3,000 range, $3,500 total (5 paid) --- Aggregated from publicly disclosed HackerOne reports. Ratings derived from triage timing and bounty data.

via HackerOne reports 54 resubmit yes
Anonymous researcher · Oct 1, 2026 · Share ↗ 0 helpful
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Who this program credits

77 credited

Researchers HackerOne shows on this program’s public thanks list, best position first. “Recognised” is how many of a hunter’s submissions the program accepted; the ratio is their signal here, not our judgement of them.

# Researcher Reputation Recognised / submitted
1 guido 205 10 / 14 71%
2 flanagan 138 3 / 4 75%
3 ryotak 108 4 / 9 44%
4 paldium 83 4 / 4 100%
5 z3t 75 5 / 9 56%
6 geeknik 66 3 / 13 23%
7 newfunction 65 5 / 13 38%
8 spolu-dust 64 1 / 1 100%
9 jaym 57 1 / 1 100%
9 michardy 57 1 / 1 100%
9 rethink5807 57 1 / 1 100%
12 hackerfactor 44 2 / 9 22%
13 zaynbieber01 39 2 / 2 100%
14 allgot 32 1 / 1 100%
14 bluepome 32 1 / 1 100%
14 cojabo 32 1 / 1 100%
14 dnjssec 32 1 / 1 100%
14 fwame 32 1 / 1 100%
14 insertscript 32 1 / 1 100%
15 bfe409b25809a43d95059ae 0 0 / 1 0%
20 qab 29 2 / 5 40%
21 sin99xx 28 0 / 0
21 ibrahimkhan33131 22 1 / 1 100%
22 andreien 22 1 / 2 50%
22 imnarendrabhati 22 1 / 5 20%

Showing the top 25 of 77 credited on HackerOne.

Program profile HackerOne · imported

Facts published by HackerOne on the program's own page, not reported by researchers, and not part of the BugRater grade. Last checked 30 Sep 2026.

Anonymity Online

Responsiveness
22% HackerOne’s figure
Swag
Offered
Currency
USD
Submissions
Open
Launched
Jul 2017
Scope entries
7 HackerOne’s count

Scope

7 assets
AssetTypeEligibilityMax severity
https://gitlab.torproject.org/tpo/core/arti SOURCE CODE ✓ bounty Critical
Tor OTHER ✓ bounty Critical
Tor Browser OTHER ✓ bounty Critical
OONI OTHER submit only Critical
Orbot OTHER submit only Critical
Show all 7 assets
AssetTypeEligibilityMax severity
Services (like the website, bug tracker, and server infrastructure) OTHER submit only Critical
Tor Messenger OTHER submit only Critical