HSBC Holdings Data Breach History
WebsiteHSBC Holdings plc is a British universal bank and financial services group. Fortune 500.
This page shows all data breaches of HSBC Holdings. View the complete breach timeline, records exposed, root causes, and AI breach risk score. BreachHistory tracks disclosed data breaches worldwide.
Data Breach Timeline — All HSBC Holdings Breaches
- 2018 2018 Online banking breach — ~14k U.S. customers 14.0K records Share
- 2016 2016 — HSBC Holdings: We recently became aware of an incident in which… Unknown records Share
- 2015 2015 — HSBC Holdings: HSBC notified customers of a data breach when… Unknown records Share
- 2012 2012 — HSBC Holdings: An employee resigned and left with customer account… Unknown records Share
- 2010 2010 — HSBC Holdings: A caller claiming to be an employee managed to get… 14 records Share
HSBC Holdings Data Breach Summary
This page tracks the HSBC Holdings data breach history and cybersecurity incidents affecting HSBC Holdings (United Kingdom). BreachHistory currently indexes 6 publicly disclosed or catalogued incidents spanning 2005 through 2018, with approximately 194 thousand records reported as exposed across all indexed events. These totals may include overlapping datasets or third-party estimates and should not be interpreted as unique affected users.
The HSBC Holdings breach timeline includes major data breaches, cyber attacks, data leaks, credential exposures, API abuse, and other security incidents. Each incident provides details on the estimated records exposed, attack method, affected data types, and supporting public sources. Currently, 0 incidents are company-confirmed, while 1 remain unverified claims pending independent verification.
Largest HSBC Holdings Data Breaches
The largest indexed incidents include the 2005 — HSBC Holdings: Credit card data was stolen, 180K records, the 2018 Online banking breach — ~14k U.S. customers, and the 2010 — HSBC Holdings: A caller claiming to be an employee managed to get…. Record counts originating from threat actors or leak sites should be treated as estimates unless confirmed by HSBC Holdings or a regulator. Below is the list of large data breaches:
- 2005 2005 — HSBC Holdings: Credit card data was stolen, 180K records — about 180.0K records exposed · Catalogued incident
- 2018 2018 Online banking breach — ~14k U.S. customers — about 14.0K records exposed · Catalogued incident
- 2010 2010 — HSBC Holdings: A caller claiming to be an employee managed to get… — about 14 records exposed · Unverified claim
What Information Was Exposed?
Depending on the incident, exposed data may include email addresses, passwords and login credentials, phone numbers, names, physical addresses, bank account details, and other personal information (PII). The exact data varies between incidents, so review each breach page before assuming your information was affected.
HSBC Holdings Data Breach 2026
At the time of this update, no HSBC Holdings data breach has been catalogued for 2026. New incidents are added as official disclosures, regulatory filings, or credible cybersecurity reports become available.
What To Do If You Were Affected
If you believe your account may have been involved in a HSBC Holdings data breach, change any reused passwords, enable multi-factor authentication (MFA), monitor your account for suspicious activity, and be cautious of phishing emails or fake breach notifications.
This HSBC Holdings breach history is maintained by BreachHistory using public disclosures, regulatory filings, security research, and clearly labelled third-party claims. For the complete breach timeline, records exposed, incident details, and AI Breach Risk Score, explore the sections on this page.