People search AOL data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 4 AOL-linked incidents, with headline counts up to 92M+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why AOL breach history matters
AOL operates in Technology (United States). Across indexed rows, recurring themes include cloud and database misconfiguration. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2014 — — AOL: AOL has sent a message to millions of its account…
Cataloged incident. AOL has sent a message to millions of its account holders of a data breach to their system urging them to change their usernames and passwords. AOL won't confirm an exact number but it appears to be approximately 2 percent of its accounts.AOL noticed the attack when a significant amount of spam began appearing from spoofed emails from AOL account holders email addresses. Exposed categories include Personal information. No attested victim count is published for this row yet. See the aol2014 and canonical BreachHistory entry.
2014 — — AOL: Hacked, 2.4M records
Cataloged incident. Data breach reported to Have I Been Pwned or similar sources. Further technical details not publicly disclosed. BreachHistory cites approximately 2.4M+ affected records in this row. See the aolu2 and canonical BreachHistory entry.
2006 — 20M records
Cataloged incident. Accidentally published search queries; sometimes called "Data Valdez" due to size. Exposed categories include Search queries, user identifiers. BreachHistory cites approximately 20M+ affected records in this row. See the aol2006 and canonical BreachHistory entry.
2004 — — AOL: A former America Online software engineer stole 92…
Cataloged incident. A former America Online software engineer stole 92 million screen names and e-mail addresses and sold them to spammers who sent out up to 7 billion unsolicited e-mails. BreachHistory cites approximately 92M+ affected records in this row. See the aolu and canonical BreachHistory entry.
Patterns and analysis
- Cloud and database misconfiguration — appears across multiple AOL 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 AOL company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/aol · Latest: aol2014.
Sources: BreachHistory catalog (4 rows for AOL), company and regulator disclosures cited in individual breach records.