In our digital world, businesses collect a vast amount of user data to operate effectively. This data can be anything from names and email addresses to browsing behavior and purchase history. While valuable for various purposes, collecting this data comes with a significant responsibility: respecting user privacy and obtaining informed consent.

Informed consent for data refers to a user's clear and unambiguous agreement to a business's collection, use, and disclosure of their personal data. This consent must be freely given, based on a clear understanding of how their data will be used. Think of it as a permission slip – users grant businesses the right to collect their data, and in return, businesses gain trust by respecting user privacy.

Here's the key distinction: informed consent isn't simply a checkbox a user clicks without thinking. It's about transparency and user empowerment. Users deserve to know exactly what information they're sharing and how it will be utilized. By obtaining informed consent, businesses build trust and demonstrate respect for user privacy, which is not only ethical but also critical in today's data-driven landscape.


Informed consent goes beyond a simple "yes" or "no" click. It's built on a foundation of transparency and user empowerment. Here are the key principles that underpin informed consent for data:

  • Transparency: This is the golden rule. Be upfront and clear about what data you collect, why it's collected, and how it will be used. Don't bury this information in lengthy legal jargon. Use plain language that everyone can understand. Users deserve to know exactly what information they're sharing and for what purposes.
  • Specificity: Avoid vague requests for blanket consent to use user data for "any purpose." Instead, be specific about the exact reasons you need the data. For example, if you collect data to personalize user experiences, clearly state that. This specificity builds trust by demonstrating that you only collect and use data for the stated purposes.
  • Freely Given: Coercion has no place in informed consent. Users must have the option to decline or withdraw consent at any time, without penalty or restrictions on using your service. Imagine it like joining a club; membership should be a voluntary choice.
  • Unambiguous: Ditch the legalese and pre-checked boxes that can be confusing. Use clear and concise language that's easy for everyone to understand. Don't use confusing terms or bury key information in small print. Users should be able to clearly comprehend what they're agreeing to before granting consent.
  • Revocable: Empower users to take control. Provide clear and accessible mechanisms for users to withdraw their consent at any time. This could be through an option in their account settings, a dedicated email address, or a user-friendly online form. Respecting the user's right to revoke consent demonstrates your commitment to data privacy.

By adhering to these principles, businesses can build a foundation of trust with users. Transparency fosters user confidence, and clear communication empowers users to make informed decisions about their data privacy. Remember, informed consent isn't just about compliance; it's about building strong and lasting relationships with your users.


Informed consent is a crucial aspect of responsible data collection, but how do you translate the key principles into action? Here are some practical methods for obtaining informed consent:

  • Consent Forms: While not mandatory for every situation, using clear and concise consent forms can be particularly helpful in specific scenarios. Consider consent forms when:
    • Collecting sensitive data (e.g., health information, financial data)
    • Requesting consent for specific data uses (e.g., using data for marketing purposes)

The form should adhere to the principles of transparency and user-friendliness. Clearly explain the data you collect, its purpose, and how users can withdraw consent.

  • Privacy Policy: Your data privacy policy is a vital document. Don't relegate it to the dark corners of your website. Make it easily accessible and ensure it clearly explains how you obtain and use user consent. Reiterate the key principles mentioned earlier (transparency, specificity, etc.) and outline the mechanisms for users to access, rectify, or erase their data.
  • Website and App Interfaces: This is where users interact with your business most frequently. Integrate clear and easy-to-understand prompts when requesting user consent on your website or app interfaces. Here are some best practices:
    • Avoid pre-checked boxes that users might click without realizing.
    • Use plain language that's easy to understand.
    • Layer information – provide a concise summary upfront, with the option for users to access more details if they wish.
    • Make sure the "decline" or "withdraw consent" options are clear and readily available.

By implementing these methods, you can create a user-friendly experience for obtaining informed consent. Remember, it's not about making consent difficult to understand or withdraw; it's about empowering users and building trust through transparency


In Vietnam, informed consent for data collection isn't just a best practice – it's a legal requirement. The PDPD emphasizes user control over their personal data, and obtaining informed consent is a cornerstone of this principle. But beyond legal compliance, informed consent offers significant benefits for businesses operating in Vietnam:

  • Compliance Shield: Demonstrating adherence to the PDPD's informed consent requirements is crucial. By obtaining clear and unambiguous user consent, businesses significantly reduce the risk of hefty fines and potential operational disruptions for non-compliance. A robust informed consent process acts as a shield against legal repercussions.
  • Trust and Transparency: In today's digital age, consumers are increasingly privacy-conscious. By respecting user privacy rights through informed consent, businesses build trust and foster stronger relationships with their Vietnamese customer base. Transparency goes a long way in establishing brand loyalty and reputation.
  • Mitigates Risks: Informed consent helps mitigate the risk of data misuse and potential legal issues down the road. When users understand how their data is used, there's less room for misunderstandings and disputes. Informed consent safeguards businesses from potential legal challenges related to data privacy violations.

For businesses in Vietnam, informed consent isn't just a checkbox to tick; it's a strategic approach to data collection. By prioritizing informed consent, businesses can navigate the data privacy landscape with confidence, build trust with Vietnamese users, and ensure compliance with the PDPD.


Obtaining informed consent is a crucial first step in responsible data practices, but it's not the finish line. The Vietnamese PDPD emphasizes user control over personal data, and businesses need a comprehensive approach to data privacy that goes beyond just consent. Here are some key considerations for building a robust data privacy framework:

  • Data Minimization: The PDPD champions the principle of data minimization. This means businesses should only collect the data absolutely necessary for their specific purposes. Don't fall into the trap of collecting vast amounts of user data "just in case" you might need it someday. Respect user privacy by collecting only the data essential for your operations. This translates to that, if the information you collected falls into the privacy bracket, you are liable for potential damages it could cause in the future.
  • Data Security: Data breaches are a constant threat in today's digital world. The PDPD mandates that businesses implement appropriate technical and organizational measures to protect user data from unauthorized access, disclosure, alteration, or destruction. Invest in robust security measures like encryption, access controls, and regular security audits to safeguard user information.
  • Data Retention: Don't hold onto user data indefinitely. Establish a clear data retention policy that dictates how long you will retain different types of data. This policy should be aligned with your business needs and legal requirements. Once the retention period expires, securely delete the data to minimize privacy risks and comply with the PDPD. This will also complement the Data Minimization consideration, when you only use what data is necessary, and only retain them for a predetermined length of time.
  • Data Subject Rights: The PDPD empowers users with various rights regarding their personal data, including the right to access, rectify, or erase their data. Ensure you have clear procedures in place to facilitate these rights. This might involve providing user-friendly mechanisms for users to access their data or submit data rectification or erasure requests.

By implementing these practices alongside informed consent, businesses can demonstrate a commitment to responsible data stewardship. This holistic approach fosters user trust, ensures compliance with the PDPD, and positions businesses for success in the evolving data privacy landscape of Vietnam. Remember, data privacy isn't just about regulations; it's about building trust and respecting user rights in the digital age.


6. Conclusion

In today's data-driven world, navigating the complexities of user data collection and privacy regulations is crucial for businesses operating in Vietnam. Informed consent is the cornerstone of responsible data practices, empowering users and fostering trust. However, informed consent is just one piece of the puzzle.

By adhering to the principles of data minimization, implementing robust data security measures, maintaining a clear data retention policy, and respecting user data subject rights, businesses can build a comprehensive data privacy framework. This holistic approach ensures compliance with the PDPD, mitigates risks, and positions businesses for long-term success in Vietnam's dynamic digital landscape.

Remember, prioritizing user privacy isn't just about legal requirements; it's about building trust and fostering strong relationships with your customers. In the digital age, transparency and respect for user data are the hallmarks of responsible businesses. For further guidance, consider consulting with a legal professional specializing in data privacy law to tailor your data practices to your specific business needs.

If you need further explanation on this subject, please don't hesitate to contact us through email at or phone at: +84986 386 648. Lawyer To Thi Phuong Dzung.