Sensitive information includes data whose exposure can enable identity theft, fraud, privacy violations, or targeted cyberattacks.
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Background for this topic.
Sensitive information is data whose unauthorized access, disclosure, alteration, or loss could harm people, organizations, or public interests. It can include personal identifiers, authentication secrets, financial and health records, proprietary business data, and information protected by law or contractual duty. Sensitivity depends on context: a data set may be restricted because of privacy obligations, competitive value, safety concerns, or national-security classification.
For security practitioners, the key issue is controlling the data throughout its lifecycle—from collection and use to storage, sharing, archiving, and deletion. Excessive privileges, exposed databases, insecure transfers, application logs, backups, and compromised accounts can all reveal sensitive data. Useful controls include data classification, least-privilege access, strong authentication, encryption in transit and at rest, retention limits, and monitoring for inappropriate access or transfer. A suspected exposure requires identifying what data was affected, preserving relevant evidence, containing access, and assessing privacy or regulatory notification duties.
The U.S. Federal Bureau of Investigation (FBI) has warned that cybercriminals are impersonating financial institutions with an aim to steal money or sensitive information to facilitate account takeover (ATO) fraud schemes
Mindpath Health Settles Claim for $3.5M; Delta Dental Notifies 146,000 of BreachEmail breaches continue to plague the healthcare sector, resulting in data compromises that often affect the sensitive information of scores of patients. Two recent incidents illustrate the risks email breaches pose to patients, and the potential legal fallout for providers.