October 6, 2026 · 4 min read
What is FTPS
The original FTP, with TLS wrapped around it.
David KrugManila · @realDavidKrug
FTPS is FTP over SSL/TLS. Same commands as classic FTP, encryption added. Firewalls have always found it fussy because of the way FTP opens extra connections.
The distinction that matters
You will see it in industries that standardized twenty years ago and kept the standard. It is legitimate. It is not what you send a client who just wanted the PDF.
You will see it in industries that standardized twenty years ago and kept the standard. It is legitimate. It is not what you send a client who just wanted the PDF.
Written by
David Krug
Twenty-plus years of building cute little websites, and big ones, with an independent footprint. In the Philippines since 2016. Based in Manila, with two children and one amazing partner.
Follow the build · @realDavidKrug
