Privacy Basics

Quantcast Privacy Policy

Quantcast Privacy Policy

Quantcast Privacy Choices (opt-out, deletion, access requests)

Quantcast Privacy Choices

Quantcast Buyer Terms

Quantcast Buyer Terms

Privacy Implementation for Quantcast Advertiser Partners

Privacy Implementation for Quantcast Advertiser Partners

US Data Privacy Addendum

US Data Privacy Addendum

International Data Privacy Addendum

International Data Privacy Addendum

How does Quantcast receive consent for collecting and processing personal data in the EU/EEA, UK, and Switzerland?

Quantcast relies on the IAB Transparency and Consent Framework (TCF) to receive consent signals in EU/EEA, UK, and Switzerland.

How does Quantcast receive opt-in/out signals for collecting and processing personal data in the United States?

Quantcast relies on the IAB Global Privacy Platform (GPP) to receive consent signals in the United States.

Quantcast also honors the Global Privacy Consent (GPC) signal in all applicable jurisdictions.

Does Quantcast honor the GPC?

Yes. Quantcast honors the GPC in all applicable jurisdictions.

What are tags, pixels, and SDKs?

Tags are Java script code installed in a website code, which install cookies in the browser and collect data from the browser.

Pixels are code installed in either a) a website code, which install cookies in the browser and collect data from the browser, or b) installed in impression code which collect data from the browser.

SDKs are code installed in a mobile app, which collect data from the device.

What cookies does Quantcast set in the browser (assuming that cookies are enabled and there is proper legal basis)?

1. "__qca"

expriration time: 13 months

type: first party analytics

2. "_dlt"

expiration time: 0 days

type first party analytics

2. "mc"

expriration time: 13 months

type: third party analytics

3. "d"

expriration time: 13 weeks

type: cookie syncing

4. "sp"

expriration time: =13 weeks

type: cookie syncing

5. "qoo"

expriration time: 5 years

type: opt-out

6. "qor"

type: opt-out

expriration time: 5 years

What data is collected by cookies/tags/pixels/SDKs?

Event data - data related to a data subject's online behavior

IP address

Hashed email address (if provided)

Device information

Imprecise geo location

Browser/content language

For what purposes does Quantcast collect, process, and/or use personal information?

Store and/or access information on a device (TCF Purpose 1)

Use limited data to select advertising (TCF Purpose 2)

Create profiles for personalised advertising (TCF Purpose 3)

Use profiles to select personalised advertising (TCF Purpose 4)

Measure advertising performance (TCF Purpose 7)

Measure content performance (TCF Purpose 8)

Understand audiences through statistics or combinations of data from different sources (TCF Purpose 9)

Develop and improve services (TCF Purpose 10)

Ensure security, prevent and detect fraud, and fix errors (TCF Special Purpose 1):

Deliver and present advertising and content (TCF Special Purpose 2)

Match and combine data from other data sources (TCF Feature 1)

Link different devices (TCF Feature 2)

Identify devices based on information transmitted automatically (TCF Feature 3)

Recording consent choices made by users

Establishing, bringing, or defending against complaints, legal claims (including threatened or anticipated legal claims), and regulatory inquiries

Responding to legal requests

Complying with relevant laws and regulations

Conducting research

Hosting of Personal Information for above-listed purposes

How long does Quantcast store or retain user data?

Quantcast retains data for as long as necessary to provide our Services and for the purposes described in our Privacy Policy. In no case do we retain data for longer than 13 months, unless it is necessary to respond to legal requests or complying with relevant laws and regulations.

Who does Quantcast share personal information with?

Quantcast-affiliated companies

Our service providers/data processors

Our partners, such as Data Management Platforms and Data Providers and Advertising Exchanges

Relevant third parties as part of a corporate transaction

Competent governmental and public authorities

Other third parties at client direction

Other third parties, as necessary or appropriate or where otherwise permitted by law, to enforce our agreements, protect our operations, protect our rights, privacy, safety, property, and/or those of other persons, and allow us to pursue available remedies or limit damages that we may sustain.

For more information, see the Quantcast Partner's Page at https://legal.quantcast.com/#quantcast-partners

Who does Quantcast share client data with?

Quantcast-affiliated companies

Our service providers/data processors

Other third parties, such as measurement partners, at client direction

Does Quantcst share client data with other clients, or use it on behalf of other clients' campaigns?

Quantcast will not share client data with, or use client data for, any other Quantcast client.

Where does Quantcast store and process personal data?

Quantcast stores and processes in data centers in the US, Germany, and Singapore.

Does Quantcast transfer personal data from the EU/EEA/UK/Switzerland? If so, what transfer mechanism does it use?

Yes. Personal data collected in the EU/EEA/UK/Switzerland is collected by Quantcast International Ltd (QIL), headquartered in Dublin, IE. The personal data is transferred from QIL to Quantcast Corp. (QC Corp), headquartered in San Francisco CA, US, using intra-company Standard Contractual Clauses. In addition, Quantcast has a robust Transfer Impact Assessment and uses technical supplemental measures.

Does Quantcast transfer personal data from the EU/EEA/UK/Switzerland? If so, what transfer mechanism does it use?

Yes. Personal data collected in the EU/EEA/UK/Switzerland is collected by Quantcast International Ltd (QIL), headquartered in Dublin, IE. The personal data is transferred from QIL to Quantcast Corp. (QC Corp), headquartered in San Francisco, CA, US, using intra-company Standard Contractual Clauses. In addition, Quantcast has a robust Transfer Impact Assessment and uses technical supplemental measures.

Who is exporting personal data? Why don't Quantcast clients need to sign SCC's with Quantcast?

Quantcast International Ltd (QIL), headquartered in Dublin, IE, collects personal data in the EU. The personal data is transferred from QIL to Quantcast Corp. (QC Corp), headquartered in San Francisco CA, US, using intra-company Standard Contractual Clauses. In addition, Quantcast has a robust Transfer Impact Assessment and uses technical supplemental measures. As our client's joint controller, QIL collects personal data and exports to QC Corp in the US. Therefore, QIL is the data exporter and QC Corp is the data importer. Therefore, the client does not export personal data outside of Europe; rather, any such export is made as an intra-company arrangement between QIL and QC Corp, and the client need not execute separate SCCs with Quantcast.

Does Quantcast collect or process personal data from children?

Quantcast does not knowingly or intentionally collect or process data from children under the age of 18, and contractually prohibits our clients from sending us data from children under the age of 18.

Does Quantcast collect or process sensitive data under the EU/EEA/UK/Swiss GDPR?

Quantcast does not knowingly or intentionally collect or process sensitive data under the EU/EEA/UK/Swiss GDPR, and contractually prohibits our clients from sending us sensitive data under the EU/EEA/UK/Swiss GDPR.

Does Quantcast collect or process sensitive data under U.S. state laws?

Quantcast does not knowingly or intentionally collect or process sensitive data under U.S. state laws and contractually prohibits our clients from sending us sensitive data under U.S. state laws.

Is Quantcast COPPA compliant?

Quantcast honors the COPPA privacy signal. In addition, Quantcast does not knowingly or intentionally collect or process data from children under the age of 18, and contractually prohibits our clients from sending us data from children under the age of 18.

Does Quantcast provide targeting or reporting based on precise geolocation?

No.