sftp(1) on macOS
The text 1d2aa4c3226d, as Mac OS X 10.4.7.x86, Mac OS X 10.4.7.ppc, Mac OS X 10.4.6.x86, Mac OS X 10.4.6.ppc, Mac OS X 10.4.5.x86, Mac OS X 10.4.5.ppc, Mac OS X 10.4.4.x86, Mac OS X 10.4.4.ppc, Mac OS X 10.4.3, Mac OS X 10.4.2, Mac OS X 10.4.1, Mac OS X 10.4 shipped it.
secure file transfer program
Flags it lists
-
-1 -
-B -
-C -
-F -
-P -
-R -
-S -
-b -
-o -
-v