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Microsoft Teams

Based exclusively on public evidence • 20 criteria (Privacy + AI)
Last review: 10 Feb 2026

B+
AITS IA
Privacy Rating by TrustThis — Verified Seal

AI Trust Summary

AI Training
Training policy documented
Data Retention
Retention policy documented
Opt-out
Training opt-out available
AIPrivacy
B+
BasePrivacy
A-

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Attention Points in AI (1)

AI criteria that require attention. Buy the Premium Analysis to see all 1 criteria.

AI decision contestation mechanism not available

Source: vendor public documents

Compliances in AI (3)

AI criteria the company meets. Buy the Premium Analysis to see all 3 criteria.

AI data retention policy clearly documented

Policy on data use for AI training clearly stated

AI training opt-out control available

Source: vendor public documents

Highlights in Privacy (3)

Most relevant criteria for this category. Buy the Premium Analysis to see all 3 criteria.

Data retention period not stated in the policy

Processing purposes clearly listed by data category

Personal data recipients clearly identified in the policy

Source: vendor public documents

Conformance analysis (20)

Premium Feature
AITS Criterion 12
Compliant

Processing purposes clearly listed by data category

Reference: ISO/IEC 27701 (7.3)

AITS Criterion 14
Compliant

Personal data recipients clearly identified in the policy

Reference: ISO/IEC 27701 (7.3)

AITS Criterion 11
Compliant

Privacy contact channel available

Reference: ISO/IEC 27701 (7.3)

Source: vendor public documents

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Microsoft Teams Privacy and AI Governance: Strengths, Weaknesses, and Practical Guidance

Transparency in Data Management

Microsoft Teams excels in providing transparency regarding its privacy policies and AI governance. With an impressive AITS Privacy Score of 86%, users can trust that their data management practices are clearly outlined. The platform defines the roles of data controller and data processor, which is crucial for accountability. This clarity allows users to know who to contact regarding privacy concerns, fostering a sense of security. By understanding these roles, users can navigate their data rights under regulations like GDPR and LGPD more effectively, ensuring they are well-informed about how their data is handled.

Clear Data Roles and Responsibilities

Another strength of Microsoft Teams is its clear definition of data roles. The platform specifies the identity and contact details of the data controller, which is vital for users who may have questions or concerns about their data. This transparency not only meets compliance requirements but also empowers users to take control of their data. Users can feel confident that they have a direct line to address any privacy issues, enhancing their trust in the platform. This is particularly important in corporate environments where data governance is critical.

Lack of Automated Decision Contestation

Despite its strengths, Microsoft Teams has notable weaknesses that users should be aware of. One significant concern is the absence of a mechanism for contesting automated decisions made by AI. With an AITS AI Score of 79%, this gap could impact user trust, especially in scenarios where AI-driven decisions affect access to services or resources. Users should be cautious and consider how this limitation might affect their operations, particularly in sensitive areas where automated decisions could lead to significant consequences.

Unclear Data Retention Policies

Another weakness lies in the lack of clarity regarding data retention periods. Microsoft Teams does not specify how long it retains user data, which can be a red flag for users concerned about data privacy. Without this information, users may find it challenging to comply with regulations like GDPR, which mandates clear data retention policies. To mitigate this risk, users should proactively inquire about data retention practices and consider implementing internal policies to manage their data lifecycle more effectively.

Practical Settings and Precautions

To enhance privacy while using Microsoft Teams, users should review their settings carefully. Enabling two-factor authentication can add an extra layer of security to user accounts. Additionally, users should regularly audit their data sharing settings to ensure they are only sharing information with necessary parties. Familiarizing oneself with the privacy settings within Teams can help users maintain control over their data and minimize exposure to potential risks.

Exploring Alternatives and Enhancements

Given the identified weaknesses, users might also consider exploring alternative platforms that offer more robust AI governance features, particularly those that include mechanisms for contesting automated decisions. Additionally, organizations should stay informed about updates to Microsoft Teams' privacy policies and AI features. Engaging with Microsoft’s support and community forums can provide insights into best practices and upcoming changes that may enhance the platform's governance capabilities. By remaining proactive, users can better safeguard their data and ensure compliance with relevant regulations.

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Source: vendor public documents

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Scope & Limitations

TrustThis/AITS assessments are based exclusively on publicly available information, duly cited with date and URL, following the AITS methodology (privacy & AI transparency).

The content is indicative in nature, intended for screening and comparison, not replacing internal audits.

TrustThis/AITS does not perform invasive tests, does not access vendor technology environments and does not process customer personal data. Conclusions reflect only the vendor's public communication at the date of collection.

Source: vendor public documents