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Guests

Publisher Attestation: The information on this page is based on a self-assessment report provided by the app developer on the security, compliance, and data handling practices followed by this app. Microsoft makes no guarantees regarding the accuracy of the information.

Last updated by the developer on: November 16, 2023

General information

Information provided by AskMeWhy AG to Microsoft:

Information Response
App name Guests
ID WA200006176
Office 365 clients supported Microsoft Teams
Partner company name AskMeWhy AG
Company's website https://guests.one
App's Terms of Use https://guests.one/en/legal/terms
Core functionality of the app Governance & lifecycle management for guest accounts in Microsoft Teams
Company headquarter location Switzerland
App info page https://guests.one
What is the hosting environment or service model used to run your app? IsvHosted
Customer support contact. support@guests.one

Questions

Questions or updates to any of the information you see here? Contact us!

How the app handles data

This information has been provided by AskMeWhy AG about how this app collects and stores organizational data and the control that your organization will have over the data the app collects.

Information Response
Does the app or underlying infrastructure process any data relating to a Microsoft customer or their device? Yes
What data is processed by your app? Entra ID User and Group Object IDs, customer specific application configurations
Does the app support TLS 1.1 or higher? Yes
Does the app or underlying infrastructure store any Microsoft customer data? No

Questions

Questions or updates to any of the information you see here? Contact us!

Information from the Microsoft Cloud App Security catalog appears below.

Information Response
Do you perform annual penetration testing on the app? Yes
Does the app have a documented disaster recovery plan, including a backup and restore strategy? Yes
Does your environment use traditional anti-malware protection or application controls? ApplicationControls
Do you have an established process for indentifying and risk ranking security vulnerabilities? Yes
Do you have a policy that governs your service level agreement (SLA) for applying patches? Yes
Do you carry out patch management activities according to your patching policy SLAs? Yes
Does your enviroment have any unsupported operating systems or software? No
Do you conduct quarterly vulnerability scanning on your app and the infastructure that supports it? Yes
Do you have a firewall installed on your external network boundary? No
Do you have an established change management process used to review and approve change requests before they are deployed to production? Yes
Is an additional person reviewing and approving all code change requests submitted to production by the original developer? Yes
Do secure coding practices take into account common vulnerability classes such as OWASP Top 10? Yes
Multifactor Authentication (MFA) enabled for: CodeRepositories, DNSManagement
Do you have an established process for provisioning, modification, and deletion of employee accounts? Yes
Do you have Intrusion Detection and Prevention (IDPS) software deployed at the perimeter of the network boundary supporting your app? No
Do you have event logging set up on all system components supporting your app? Yes
Are all logs reviewed on a regular cadence by human or automated tooling to detect potential security events? Yes
When a security event is detected are alerts automatically sent to an employee for triage? Yes
Do you have a formal information security risk management process established? Yes
Do you have a formal security incident response process documented and established? Yes
Do you report app or service data breaches to supervisory authorities and individuals affected by the breach within 72 hours of detection? Yes

Questions

Questions or updates to any of the information you see here? Contact us!

Information Response
Does the app comply with the Health Insurance Portability and Accounting Act (HIPAA)? N/A
Does the app comply with Health Information Trust Alliance, Common Security Framework (HITRUST CSF)? N/A
Does the app comply with Service Organization Controls (SOC 1)? N/A
Does the app comply with Service Organization Controls (SOC 2)? No
Does the app comply with Service Organization Controls (SOC 3)? No
Do you carry out annual PCI DSS assessments against the appand its supporting environment? N/A
Is the app International Organization for Standardization (ISO 27001) certified? No
Does the app comply with International Organization for Standardization (ISO 27018)? N/A
Does the app comply with International Organization for Standardization (ISO 27017)? N/A
Does the app comply with International Organization for Standardization (ISO 27002)? N/A
Is the app Federal Risk and Authorization Management Program (FedRAMP) compliant? No
Does the app comply with Family Educational Rights and Privacy Act (FERPA)? N/A
Does the app comply with Children's Online Privacy Protection Act (COPPA)? N/A
Does the app comply with Sarbanes-Oxley Act (SOX)? N/A
Does the app comply with NIST 800-171? N/A
Has the app been Cloud Security Alliance (CSA Star) certified? No

Questions

Questions or updates to any of the information you see here? Contact us!

Information Response
Do you have GDPR or other privacy or data protection requirements or obligations (such as CCPA)? No

Questions

Questions or updates to any of the information you see here? Contact us!

Information Response
Does your application integrate with Microsoft identity platform (Microsoft Entra ID) for single-sign on, API access, etc.? Yes
Have you reviewed and complied with all applicable best practices outlined in the Microsoft identity platform integration checklist? Yes
Does your app use the latest version of MSAL (Microsoft Authentication Library) or Microsoft Identity Web for authentication? Yes
Does your app support Conditional Access policies? Yes
List the types of policies supported All App based CA policies
Does your app support Continuous Access Evaluation (CAE) N/A
Does your app store any credentials in code? No
Apps and add-ins for Microsoft 365 might use additional Microsoft APIs outside of Microsoft Graph. Does your app or add-in use additional Microsoft APIs? No

Data access using Microsoft Graph

Graph Permission Permission Type Justification Microsoft Entra App ID
AppRoleAssignment.ReadWrite.All delegated This permission empowers application administrators to configure Guests App Roles. Note that this permission is essential alongside the Application.Read.All permission. 3996fb1b-3895-4e76-81fa-9086bc480fb3
AuditLog.Read.All delegated To access the most recent activity information concerning guests, a Microsoft Entra (P1/P2) is required. 3996fb1b-3895-4e76-81fa-9086bc480fb3
Directory.Read.All delegated This permission facilitates the retrieval of various details related to groups, users, teams, available licenses, and more. For assigning Guests App Roles, a combination of this permission and AppRoleAssignment.ReadWrite.All is required. 3996fb1b-3895-4e76-81fa-9086bc480fb3
GroupMember.ReadWrite.All delegated Required for adding invited guests to Teams. 3996fb1b-3895-4e76-81fa-9086bc480fb3
User.Read delegated This permission is required for the sign-in process and to access basic organizational details about users. 3996fb1b-3895-4e76-81fa-9086bc480fb3
User.ReadWrite.All delegated This permission allows comprehensive management of guest information, including inviting, deleting, and editing guest accounts. 3996fb1b-3895-4e76-81fa-9086bc480fb3
AppCatalog.Read.All application Allows the retrieval of the Guests Teams App ID from the app catalog. a9b4f209-bf7e-49d8-b412-73b11927e5a3
AuditLog.Read.All delegated Retrieves recent activity information of guests (requires Microsoft Entra P1/P2 license). a9b4f209-bf7e-49d8-b412-73b11927e5a3
Directory.Read.All application Grants the ability to read a guest's group memberships. a9b4f209-bf7e-49d8-b412-73b11927e5a3
GroupMember.ReadWrite.All delegated Required for adding invited guests to Teams. a9b4f209-bf7e-49d8-b412-73b11927e5a3
TeamsActivity.Send application Enables the sending of activity notifications to hosts in Microsoft Teams whenever action is required. a9b4f209-bf7e-49d8-b412-73b11927e5a3
User.Read delegated Allows access during the sign-in process. a9b4f209-bf7e-49d8-b412-73b11927e5a3
User.Read.All delegated Enables reading of all guest information. a9b4f209-bf7e-49d8-b412-73b11927e5a3
User.ReadWrite.All application Provides authority to manage all guest information, including inviting, deleting, and editing guests. This elevates the permissions of the signed-in user to manage guests but the app makes sure that the user can only manage guests based on your configuration. a9b4f209-bf7e-49d8-b412-73b11927e5a3
User.ReadWrite.All application This permission allows the Guests Agent to read and update guest information as well as to automatically block or delete guests. aea92485-4fcb-42e8-85b0-f0f99071b928

This application does not have Additional APIs.

Questions

Questions or updates to any of the information you see here? Contact us!