Ahhh so you’re really usually it more like a generic ephemeral secure send type service. Similar to https://send.tresorit.com or Bitwarden Send. Source: over 1 year ago

Set up an HTTPS server with authentication. It will transfer files far more efficiently than SFTP or FTP and is relatively secure. Alternately, use something like https://send.tresorit.com. Source: over 1 year ago

It's really not at all. https://upload.disroot.org/ - 2GB per file, end to end encrypted, source: https://github.com/ldidry/lufi, other instances: https://alt.framasoft.org/framadrop/ https://datash.co/ - end to end encrypted, made for transfer between two devices https://send.tresorit.com/ - 5GB per file, end to end encrypted https://github.com/kern/filepizza - WebRTC + STUN/TURN file transfer between multiple... - Source: Hacker News / over 1 year ago

HERE is the link for tresorit if you opt for that route. Source: over 2 years ago

We use https://send.tresorit.com for anyone that needs to send items securly, for free. Source: over 2 years ago

File Gator: upload and share files with multiple users. No extra resident process if you already have php set up. Next I second Filebrowser: great drag and drop uploads and powerful interface. Source: almost 3 years ago

I personally use https://filegator.io/ simple but very nice. Source: about 3 years ago