Attach an encrypted ZIP archive to an email
This appears to be a droplet (automated workflow tool) from StuffIt, a legacy file compression and encryption utility for macOS that was popular in the 1990s and early 2000s. Droplets are small helper applications that let you drag and drop files onto them to perform automated actions — in this case, creating an encrypted ZIP archive and attaching it to an email. The bundle ID suggests this is a specific instance or workflow configuration rather than a standalone application. StuffIt itself handled file compression, encryption, and email integration before being largely displaced by modern macOS built-in compression and third-party alternatives.
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1 suggestionStuffIt was discontinued by Allume Systems around 2009 and has received no meaningful updates in over 15 years. This droplet is a legacy artifact from that era and will not run natively on Apple Silicon — worse, it will stop launching entirely when Apple removes Rosetta 2 in macOS 28 (September 2028). For encrypting and emailing files today, modern alternatives are far simpler: macOS includes built-in ZIP compression (right-click → Compress), and you can encrypt files using the native Disk Utility (File → New → Blank Image, then set encryption during creation) or third-party tools like 7-Zip, Keka, or The Unarchiver — all of which run natively on Apple Silicon. For direct email integration, consider using your email client's native attachment encryption if available, or use a simple shell script or Automator workflow with the native `zip -e` command to create encrypted archives before attaching them. Given that you have nearly 28 months before the Rosetta 2 deadline, now is a good time to transition any remaining StuffIt workflows to one of these modern approaches.
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