Phishing Reporter Deployment

This section describes in detail how to deploy the Phishing Reporter add-in to users in Microsoft 365, Exchange, or Google Workspace platforms.

For instructions on the required initial installation of the add-in, please refer to the explanation provided here: Phishing Reporter Customization.

Shortcuts

• How to Deploy Microsoft Ribbon Phishing Reporter

• How to Deploy Microsoft Page View Phishing Reporter

• How to Deploy the Add-in in Exchange Admin Center

• How to Deploy the Add-in in Google Workspace

• Phishing Reporter Announcement Email Template

Comparison: Ribbon vs Page View vs MSI Outlook Phishing Reporter (Microsoft 365)

Use this chart to determine which Phishing Reporter add-in is best suited for your Microsoft 365 environment. The right choice depends on how your employees access Outlook—whether through desktop apps, web browsers, or mobile devices.

Feature / Platform	Ribbon Phishing Reporter	Page View Phishing Reporter	MSI Outlook Add-in
Outlook on Windows (Classic)	✅ Supported (only version 2404 build 17530.15000)	✅ Supported	✅ Supported
Outlook on Windows (New)	✅ Supported	✅ Supported	❌ Not Supported
Outlook Classic 2016+ on Windows (Exchange)	❌ Not Supported	✅ Supported	✅ Supported
Outlook on MacOS (Microsoft 365)	✅ Supported (Version 16.81 (23121700) or later)	✅ Supported	❌ Not Supported
Outlook on MacOS (Exchange)	❌ Not Supported	❌ Not Supported	❌ Not Supported
Outlook on Web MacOS (Exchange)	❌ Not Supported	✅ Supported	❌ Not Supported
Outlook on the Web (Microsoft 365)	✅ Supported	✅ Supported	❌ Not Supported
Outlook on the Web (Exchange)	❌ Not Supported	✅ Supported	❌ Not Supported
Outlook on iOS (Microsoft 365)	❌ Not Supported	✅ Supported	❌ Not Supported
Outlook on Android (Microsoft 365)	❌ Not Supported	✅ Supported	❌ Not Supported
Outlook on iOS (Exchange)	❌ Not Supported	❌ Not Supported	❌ Not Supported
Outlook on Android (Exchange)	❌ Not Supported	❌ Not Supported	❌ Not Supported
Shared Mailboxes (Outlook Desktop)	❌ Not Supported	❌ Not Supported	✅ Supported (only within Classic Outlook)
Shared Mailboxes (Microsoft 365)	❌ Not Supported	❌ Not Supported	❌ Not Supported
Mobile Browser (OWA)	❌ Not Supported	❌ Not Supported	❌ Not Supported
Installation Method	Deploy via Microsoft 365 Admin Center (Manifest XML)	Deploy via Microsoft 365 Admin Center (Manifest XML)	Manual deployment via GPO or SCCM Tools
User Experience	Ribbon button	Side panel in reading view	Ribbon button (Classic Outlook interface only)

FAQ

Q: The add-in was deployed to one of the listed email servers more than 12 hours ago but is still not visible on users' email applications. What can I do?

A: You can try to re-deploy the add-in. If it still does not appear, you should contact the support team of the email service provider.

Q: Can an Attacker hijack Outlook Add-in?

A: The platform uses “Code Signing with Microsoft Authenticode” to protect tools against hacking attempt. For more information, please click here​.

Q: Is it possible to centralise the distribution of add-in?

A: Yes, it is. Many institutions manage the add-in (install, uninstall, enable, disable) with central administration tools, such as Microsoft SCCM, IBM Bigfix.

Q: Does the Phishing Reporter Add-In work with the Outlook application on iOS?

A: Yes, if you distribute the Phishing Reporter Add-In as an XML package (Microsoft 365), it will be available in both OWA/Outlook applications and will also function within the Outlook application on iOS.

Q: Does the Phishing Reporter Add-In work in shared mailboxes in O365?

A: The add-in works in shared mailboxes in the Outlook Desktop Application. However, it is not supported in shared mailboxes in OWA (Outlook Web Access).

Q: Does the new Outlook application on Windows 11 support MSI-based add-ins?

A: No, the new Outlook application on Windows 11 does not support MSI-based add-ins. It is designed to work primarily with web-based add-ins such as XML add-in of Keepnet Phishing Reporter. If you need MSI-based add-ins, we recommend using the classic Outlook for Windows desktop application. For more information, please find information under the "Extensibility" section in this document.

Q: Can I use the O365 XML Add-In on OWA in a mobile browser?

A: No, you can't use the add-in if you open OWA in a mobile browser. Microsoft 365 does not support third-party add-ins in mobile browsers for OWA. Please use the Outlook app instead.