Legal Guidelines for Sharing Surveillance Footage: Protecting Privacy in Video Recordings

Łukasz Bonczol
5/2/2025

Surveillance systems are now commonplace in businesses, institutions, and private homes, generating vast amounts of footage daily. While security camera footage serves legitimate purposes like enhancing safety and security, improper sharing of such recordings can lead to serious privacy violations and legal trouble. As organizations increasingly rely on video surveillance, questions about when and how to share surveillance footage legally have become crucial compliance concerns.

The challenge lies in balancing legitimate sharing needs with privacy protection obligations, particularly when recordings capture individuals who aren't the primary subject of interest. Under GDPR and other privacy laws, organizations must implement proper anonymization techniques before sharing surveillance footage to protect the personal data of third parties. This involves technical measures like blurring faces, license plates, and other identifying elements unless there's a specific legal basis for not doing so.

Black and white image of a security camera mounted on a striped wall, with a long cable extending to the right.

When handling security camera footage, organizations must navigate complex legal frameworks. Video surveillance is regulated by various overlapping regulations, from the GDPR in Europe to state-specific privacy laws in the United States. These frameworks establish strict conditions for processing and sharing recordings that contain personal data.

The fundamental principle is that individuals have a reasonable expectation of privacy even when in public places captured by surveillance cameras. This means that before sharing any surveillance footage, you must ensure you have a legitimate legal basis for processing and sharing the personal data contained within it. This basis might be consent, legal obligation (such as responding to a subpoena), or legitimate interest - but each has specific requirements that must be met.

Additionally, understand that video surveillance laws by state can vary significantly. While some jurisdictions allow relatively free use of security footage, others impose strict limitations on sharing and publication. Before implementing any sharing policy, consult with legal experts familiar with your specific jurisdiction's requirements.

A white security camera mounted on a gray wall with horizontal lines, casting a shadow.

Sharing surveillance footage with police departments is generally legal when responding to official requests like a subpoena or court order. In such cases, the legal obligation provides the necessary basis for sharing the recording. However, even when dealing with law enforcement, organizations should document the request and verify its legitimacy before releasing any surveillance video.

When voluntarily sharing security camera footage with authorities, organizations should still consider privacy implications. If the surveillance footage contains images of individuals not relevant to the investigation, consider whether these can be anonymized before sharing. This maintains compliance with privacy laws while still assisting law enforcement.

Remember that police access to your surveillance system does not override your responsibilities as a data controller. You remain accountable for the proper handling of personal data even when sharing with authorities. Always maintain proper records of when, why, and what footage was shared.

Two security cameras mounted on a white wall, one is a dome camera and the other a box camera, casting shadows in bright light.

How should organizations respond to requests from individuals caught on camera?

Under the GDPR and similar regulations, individuals have the right to access personal data held about them, including their appearance in surveillance footage. However, these rights must be balanced against the privacy rights of other individuals who may appear in the same recording.

When responding to such requests, organizations should first verify the identity of the requestor to prevent unauthorized access to surveillance recordings. Once verified, the organization must determine whether sharing the requested footage would infringe on the privacy rights of third parties.

If other individuals appear in the video recording, consider using video anonymization techniques to blur or otherwise obscure their identities before sharing the footage. This allows you to fulfill the data subject's access request while protecting the privacy of uninvolved third parties. For complex situations, using specialized video redaction software like Gallio Pro can efficiently anonymize multiple faces and license plates while preserving the requestor's image. Check out Gallio Pro for automated video anonymization solutions.

Hands inserting a microSD card into a round security camera, positioned near a window. Black and white image.

Posting surveillance footage online or publicly sharing security camera recordings can create significant legal risks. While it may be tempting to share footage of suspicious activity or incidents caught on camera, doing so without proper consideration of privacy implications may violate laws and expose your organization to liability.

The legality of publicly sharing surveillance footage depends on several factors, including:

  • Where the recording took place (public areas vs. private places)
  • Whether individuals had a reasonable expectation of privacy
  • The purpose of sharing the footage
  • Whether proper anonymization was applied to protect uninvolved parties

In most cases, surveillance footage that clearly identifies individuals should not be shared publicly without their consent. Even footage captured in public spaces must be handled carefully, as sharing it broadly may constitute an invasion of privacy or misuse of personal data under applicable laws.

A white security camera mounted on a modern gray wall, casting a shadow.

What anonymization techniques should be used before sharing video surveillance recordings?

When preparing surveillance footage for sharing, organizations should employ robust anonymization techniques to protect the privacy of individuals who are not the primary subject of interest. The most common methods include:

Face blurring is the most essential technique, applied to individuals whose identities aren't relevant to the purpose of sharing. This can be done manually in basic video editing software, but automated solutions like Gallio Pro offer more efficient processing for large volumes of footage. Download a demo to see how this works in practice.

License plate obscuration is crucial when surveillance cameras capture vehicles, as plate numbers are considered personal data that can identify individuals. Other identifying elements like tattoos, unique clothing, or badges may also need to be obscured depending on the context and visibility in the recording.

For advanced needs, consider using object detection and tracking technology that can automatically identify and blur faces and other sensitive elements throughout a video, even as people move through the frame. This ensures consistent protection of personal data across the entire surveillance recording.

Black and white image of a security camera mounted on a pole against a cloudy sky background.

What special considerations apply to audio and video recordings from surveillance?

When security cameras capture both video and audio, additional legal requirements come into play. Recording audio is generally subject to stricter consent laws than video surveillance alone. In many jurisdictions, including several US states, all-party consent is required for legal audio recording, meaning everyone being recorded must agree to it.

Before sharing any surveillance footage that includes audio, verify whether you had the legal right to record the audio in the first place. If audio was recorded in violation of consent laws for audio, sharing such recordings could compound the legal violation.

When preparing surveillance recordings for sharing, consider whether the audio portion contains sensitive personal information that should be redacted or removed entirely. In many cases, the video portion alone may be sufficient for the intended purpose of sharing.

White security camera mounted on a gray wall, angled slightly downward, with a modern, rectangular design.

How do home security camera and doorbell camera recordings differ from business surveillance?

While the basic privacy principles apply to both contexts, home security camera systems operate under somewhat different considerations than business surveillance. Homeowners using video doorbells and outdoor cameras for personal security generally face fewer regulatory requirements than businesses conducting systematic surveillance.

However, even with home security cameras, privacy laws still apply when sharing footage. Posting doorbell camera recordings on social media or neighborhood apps without proper anonymization may still violate privacy rights, particularly if the recordings capture people on public sidewalks or neighboring properties.

If your home security camera or video doorbell captures areas beyond your property, such as public sidewalks or neighbors' yards, exercise additional caution when sharing any footage. The fact that the recording was made for personal purposes doesn't automatically grant unrestricted sharing rights.

Black and white image of a security camera mounted on a tall pole against a clear sky.

What are the risks of sharing surveillance footage without proper anonymization?

Sharing security camera footage without appropriate privacy protections exposes organizations to multiple risks. The most immediate is regulatory liability under frameworks like the GDPR, which can impose significant penalties for improper disclosure of personal data. These penalties can reach into the millions of euros for serious violations.

Beyond regulatory concerns, improperly shared surveillance footage can trigger civil lawsuits from affected individuals claiming invasion of privacy or other harms. The reputational damage from mishandling surveillance recordings can also be substantial, undermining trust in your organization.

Another often-overlooked risk is that inappropriately shared footage might be excluded as evidence in legal proceedings if it was obtained or shared improperly. This could undermine your ability to use the recording for its intended purpose, such as documenting an incident or supporting an insurance claim.

Person typing on a laptop at a white desk with stacked books, a mug, and a small potted plant nearby.

What best practices should organizations follow when sharing surveillance recordings?

Implementing a structured approach to sharing surveillance footage helps maintain compliance while meeting legitimate business needs:

  1. Establish clear policies governing when and how surveillance footage can be shared
  2. Train staff on proper handling procedures for video surveillance data
  3. Document all requests for footage and the legal basis for sharing
  4. Apply appropriate anonymization before sharing unless a specific exception applies
  5. Limit sharing to the minimum necessary footage to achieve the intended purpose

Organizations should also implement technical security measures to protect surveillance recordings from unauthorized access or sharing. This includes access controls for the surveillance system itself and secure channels for transferring any shared footage.

Consider using professional anonymization tools designed specifically for surveillance footage, which can significantly reduce the risk of privacy violations while streamlining compliance. Contact us to learn how Gallio Pro can help automate your video anonymization workflow.

Two security cameras mounted on a building corner, casting shadows on the wall in black and white.

How should organizations handle hidden camera recordings or footage from covert surveillance?

Covert surveillance using hidden cameras presents heightened legal and ethical challenges. In most jurisdictions, using hidden camera systems without appropriate notification is only permitted in very limited circumstances, such as specific types of investigations or when conventional video surveillance methods have proven ineffective.

Before sharing any footage from hidden cameras, organizations must carefully verify they had a legitimate basis for the covert recording in the first place. Improperly obtained surveillance footage generally cannot be legally shared and may expose the organization to significant liability.

If sharing hidden camera recordings is necessary and legally justified, apply even more stringent privacy protections. This may include anonymizing not just faces and identifiers but also potentially any contextual information that could lead to identification of individuals who were unaware they were being recorded.

A security camera mounted on a modern, dark tiled wall, angled slightly downward.

The legal foundation for properly sharing surveillance footage begins at the camera installation phase. When installing security cameras, organizations should:

Conduct a privacy impact assessment to identify potential privacy risks associated with the planned camera placement. This helps ensure the surveillance system is proportionate to its intended purpose and minimizes privacy intrusions.

Provide appropriate notice through surveillance signs informing individuals they are entering an area under video surveillance. These notices should include information about who operates the system and how individuals can exercise their rights regarding the footage.

Implement appropriate technical and organizational measures to secure the surveillance system against unauthorized access. This includes access controls, encryption, and audit trails that document who has viewed or exported footage.

Black and white image of a surveillance camera hanging from the ceiling in a train station, with blurred structural elements in the background.

FAQ: Common Questions About Sharing Surveillance Footage

Can I share surveillance footage that shows criminal activity on social media?

While it may be tempting to post security camera footage of theft or vandalism online, doing so without anonymizing uninvolved third parties may violate privacy laws. Instead, share such footage with law enforcement and consider using edited versions with appropriate blurring for public sharing if necessary.

Generally, you should inform employees about workplace surveillance, but specific consent requirements vary by jurisdiction. Even with general workplace surveillance notices, sharing footage externally typically requires additional consideration of privacy rights and may require anonymization of individuals not relevant to the purpose of sharing.

Can I share doorbell camera footage with my neighborhood watch group?

Sharing doorbell camera recordings with neighborhood groups should be approached cautiously. Consider anonymizing faces of passersby not involved in any suspicious activity, and limit sharing to what's necessary for legitimate security purposes rather than general surveillance of the neighborhood.

How long should I retain surveillance footage before deleting it?

Retention periods should be based on the specific purpose of your surveillance system, typically ranging from 30 to 90 days unless there's a specific reason to retain footage longer (such as an ongoing investigation). Having a clear retention policy helps limit privacy risks associated with accumulated surveillance recordings.

In one-party consent jurisdictions, recording is legal if at least one party consents to the recording (which can be the person doing the recording). In all-party consent states, every person being recorded must give permission. This primarily affects audio recording in surveillance systems that capture conversations.

While using security cameras with night vision is generally legal, they should be positioned to minimize capturing neighboring properties. Recording areas where people expect privacy, such as through windows or in private yards, may constitute a violation of privacy even with night vision technology.

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Need professional assistance with video anonymization to ensure compliant sharing of surveillance footage? Check out Gallio Pro for automated solutions that protect privacy while preserving the evidential value of your security recordings.

References list

  1. European Data Protection Board. (2019). Guidelines 3/2019 on processing of personal data through video devices. Regulation (EU) 2016/679 (General Data Protection Regulation) Article 29 Working Party Opinion 4/2004 on the Processing of Personal Data by means of Video Surveillance U.S. Department of Homeland Security. (2020). Best Practices for Privacy and Civil Liberties Considerations in the Use of Camera Systems. National Telecommunications and Information Administration. (2016). Privacy Best Practice Recommendations For Commercial Facial Recognition Use. California Consumer Privacy Act (CCPA) Illinois Biometric Information Privacy Act (BIPA)