Harmonic Security

harmonic.security

Harmonic Security declares 7 subprocessors in its subprocessor list, which we last checked on Nov 11, 2026 (evidence). They include Amazon Web Services, HubSpot and Sentry. No published changes since we first read it on Nov 5, 2026.

Subprocessors CSV · Atom DORA draft CSV what's this? · 

7 third parties.

NamePurposeLocationListed since
Amazon Web Services (AWS) Amazon Web Services provide hosting services for the Harmonic ApplicationEU or US
Auth0 Auth0 (now part of Okta) provide enterprise identity and authentication services for Harmonics customersEU or US
ClickHouse Clickhouse provide relational database management services for the Harmonic Security application.EU or US
HubSpot Hubspot host Customer Relationship Management software that Harmonic Security uses to store contract configuration data.EU
Kombo Kombo provides services to integrate our Customers HR Information Systems within the Harmonic Protect system.EU or US
Pendo Harmonic uses services from Pendo to track user behaviour against user IDEU
Sentry Harmonic utilise Sentry for log and error management. Customer data is excluded from this source by default.EU or US

Web TechnologiesCSV · Atom

Harmonic Security's homepage made 104 requests to 24 domains, 7 services controlled by another company, and 3 domains not identified.

Analytics (3): Clay, LinkedIn, LeadfeederAdvertising (2): Google Cloud, Reddit, Inc.Marketing automation (1): HubSpotOther (1): JavaScript libraries: Webflow

7 third parties by category: Analytics 3Advertising 2Marketing automation 1Other 1

Third parties 7 · 73 requests
Google Cloud DoubleClick Floodlight Google Analytics Google Font API Google Hosted Libraries Google Tag Manager 27% of the page's requests 28
Webflow Webflow 1.6.0 jQuery 3.5.1 24% of the page's requests 25
HubSpotsubprocessor HubSpot 8% of the page's requests 8
Clay Clay Web Intent 4% of the page's requests 4
LinkedIn Linkedin Insight Tag 3% of the page's requests 3
Reddit, Inc. Reddit Ads 3% of the page's requests 3
Leadfeeder Leadfeeder 2% of the page's requests 2
Unknown 3 · 4 requests

cr-relay.comapiarydata.nets3.amazonaws.com

First party 1 · 27 requests
Harmonic Security Cloudflare HSTS HTTP/3 HubSpot Cookie Policy Banner Open Graph Webpack 26% of the page's requests 27

5 tracked companies loaded by the homepage are not in Harmonic Security's subprocessor list. A website can use a service without it processing customer data.

ComplianceCSV · Atom

Certified
Says it complies with

Certifications as Harmonic Security's trust center lists them; reports are usually shared on request (evidence)

Incidents reported by Harmonic Security's subprocessorsCSV · Atom

24 reported incidents in the last 30 days, by 5 of the vendors Harmonic Security lists as subprocessors.

A subprocessor list names a company, not the service an incident touched. This does not show that Harmonic Security was involved.

DateCompanyIncidentImpactLasted
SentryUS issues feed throwing intermittent errors minor51 min
ClickHouseProvisioning and scaling operations may take longer in AWS ap-northeast-1 Tokyo minor7 h 38 min
SentryAccount emails not being delivered major42 min
SentryEU region replay ingestion latency minor48 min
KomboKombo Dashboard authentication issues in EU and US regions minor44 min
HubSpotSome HubSpot tools may be unavailable for some users no impact stated51 min
SentryIngestion delays across all data minor1 h 10 min
PendoDegradation of Account and Visitor Reports critical1 h 11 min
SentryDelays in spans and transactions processing major1 h 45 min
SentrySentry.io dashboard and API is down critical1 h 32 min
ClickHouseSQL Console database connection outage minor49 min
SentrySentry dashboard is down critical4 h 21 min
HubSpotHubSpot is experiencing issues no impact stated22 min
HubSpotSome HubSpot tools may be unavailable for some users no impact stated2 h 47 min
ClickHouseDegraded support ticket submission and response minor2 h 47 min
HubSpotUpdate on PHP security vulnerability no impact stated1 h 53 min
KomboSome integrations offline due to php2shell major2 days
SentryIncreased latency processing integration webhooks minor20 min
SentrySentry.io not loading in US region critical59 min
SentrySentry.io not loading major3 h 17 min
ClickHouseGoogle Cloud Outage minor6 h 44 min
SentrySentry is down critical53 min
KomboBullhorn Integrations Temporarily Unavailable major5 days
SentryIngestion Halted for EAP data in EU major2 h 33 min

Who is around them.

ChangesCSV · Atom

See the list as we read it on any date: Time machine

None since tracking began.

Rating badge for Harmonic Security's site

Harmonic Security transparency rating

It updates with the rating.

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