People search Infosys data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 1 Infosys-linked incident, with headline counts up to 57K+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why Infosys breach history matters
Infosys operates in Technology (India). Across indexed rows, recurring themes include ransomware and extortion. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2023 — 57,000 Bank of America users
Cataloged incident. Nov 2023. Ransomware on Infosys McCamish Systems (US subsidiary). Unauthorized access Nov 3; data on deferred compensation plans (Bank of America) compromised by Nov 24. 57k+ BoA users affected. Exposed categories include Deferred compensation plan data. BreachHistory cites approximately 57K+ affected records in this row. See the infosys2023 and canonical BreachHistory entry.
Patterns and analysis
- Ransomware and extortion — appears across multiple Infosys 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 Infosys company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/infosys · Latest: infosys2023.
Sources: BreachHistory catalog (1 row for Infosys), company and regulator disclosures cited in individual breach records.