Uploads, Paste to Desktop Apps

Intercepts data movement - file transfers, uploads, and paste events - within desktop applications. Nightfall monitors at the application layer, capturing events before they reach the network.

Supported applications

Category	Applications
Messaging	Slack, WhatsApp, iMessage, Signal, Telegram, Discord, Microsoft Teams
Email	Outlook, Apple Mail
AI assistants	ChatGPT, Claude, Microsoft Copilot

macOS + Windows (both): Slack, WhatsApp, Signal, Telegram, Discord, Outlook, Microsoft Teams, ChatGPT, Claude, Microsoft Copilot

macOS only: iMessage, Apple Mail

Scope options

• All supported applications.

• Specific applications selected from the list above.

Event types monitored

• File attachments and transfers

• Uploads within app interfaces

• Paste events into app input fields

Domain collections are not used for this trigger. There is no session detection for desktop app events - monitoring applies to all account types within the monitored application.