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Bug 1834 – FTP file uploads are interrupting with TLS 1.3

: Core
: 5.16 beta
: Bug
: Medium
: 0
: RESOLVED
: FIXED
: 5.17.4
Emails with Nestor Salvo and Christoph Probst.
The error manifests as:
"Transfer aborted. Link to file server lost"

As a workaround, you can limit WinSCP to TLS 1.2:
https://winscp.net/eng/docs/ui_login_tls
Emails with Felix.
Emails with Nestor Salvo.
Emails with Christoph Probst <kontakt-winscp-2020@probst.it>.
This was partially undone by Bug 2030.