Data Masking: one of the financial industry’s shields


Emma Venema

Gepubliceerd op

May 17, 2024

Protecting sensitive data is also vital in the financial sector. One of the most powerful weapons financial institutions can use to protect their data is data masking. This process of replacing sensitive information with irrelevant or masked data provides an effective defense against data leaks and privacy breaches.

Why data masking?

Data masking is an essential strategy for protecting sensitive data within the financial sector. By anonymizing personal information, financial institutions can comply with strict privacy laws, such as the GDPR and the AVG, while reducing the risks of data breaches. Moreover, data masking can help ensure the integrity of sensitive information while sharing data with third parties and performing internal analysis.

Examples of data masking in finance:

Banks and Credit Lenders:

Financial institutions often mask personal information, such as citizen service numbers, bank account numbers and credit card information, in customer databases and transaction data. This allows them to protect sensitive information from unauthorized access and misuse.

Insurance companies:

Insurance companies mask personal health information (PHI), such as medical records and claims data, to ensure the privacy of policyholders. By masking sensitive health information, they can comply with HIPAA regulations and protect the confidentiality of medical data.


Investors often mask sensitive financial information, such as investment portfolios and transaction histories, to protect client privacy and secure competitively sensitive information. Anonymizing financial data allows them to maintain the confidentiality of investment strategies and market analyses.

Accounting firms:

Accounting firms mask personally identifiable information (PII), such as names and addresses, in financial reports and tax returns to protect client privacy. By anonymizing customer data, they can comply with data protection regulations and ensure the confidentiality of financial information.

Also read more about the two methods of data masking

Data masking is a powerful shield that financial institutions can deploy to protect sensitive information and meet the requirements of modern privacy laws. By anonymizing sensitive data, financial institutions can reassure customers that their privacy is protected while minimizing the risks of data breaches. In an era when data security is a top priority, data masking is an indispensable tool for the financial industry.

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Would you like to receive more information or would you like a product demonstration? Then contact us and request a demo.