People search Disqus data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 3 Disqus-linked incidents, with headline counts up to 17.5M+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why Disqus breach history matters
Disqus operates in Technology. Across indexed rows, recurring themes include mixed intrusion and disclosure events. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2017 — — Disqus: Hackers stole 17, 17.5M records
Cataloged incident. Dec 2017. Hackers stole 17.5m email addresses in 2012. About a third of those accounts contained passwords, which were hashed using the dated SHA-1 algorithm BreachHistory cites approximately 17.5M+ affected records in this row. See the disqus2017 and canonical BreachHistory entry.
2017 — 17.5M accounts
Cataloged incident. Commenting platform. Old breach data resurfaced. Exposed categories include Emails, usernames, hashed passwords. BreachHistory cites approximately 17.5M+ affected records in this row. See the disqus-inc-2017 and canonical BreachHistory entry.
2012 — — Disqus: hackers 17, 17.5M records
Cataloged incident. hackers 17.5m email addresses in July 2012. About a third of those accounts contained passwords, which were hashed using the dated SHA-1 algorithm BreachHistory cites approximately 17.5M+ affected records in this row. See the disqusu and canonical BreachHistory entry.
Patterns and analysis
- Mixed intrusion and disclosure events — appears across multiple Disqus catalog entries; prioritize controls that address this class of failure.
- Record-count hygiene — BreachHistory indexes actor-cited figures separately from company-confirmed totals; read each row's technicalWriteup before treating counts as fact.
- 2026 monitoring — New disclosures roll into this timeline as they are verified or labeled unverified per catalog policy.
What to do if you may be affected
- Step 1: Enable phishing-resistant MFA on every account tied to this brand.
- Step 2: Use unique passwords and a password manager—breach rows often involve credential reuse.
- Step 3: Monitor official company breach notices and regulator filings, not dark-web downloads.
- Step 4: Review OAuth app permissions and revoke unused third-party integrations.
- Step 5: Bookmark the Disqus company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/disqus · Latest: disqus2017.
Sources: BreachHistory catalog (3 rows for Disqus), company and regulator disclosures cited in individual breach records.