curl/docs/cmdline-opts/digest.md

c	SPDX-License-Identifier	Long	Help	Protocols	Mutexed	Category	Added	Multi	See-also	Example
Copyright (C) Daniel Stenberg, <daniel@haxx.se>, et al.	curl	digest	Use HTTP Digest Authentication	HTTP	basic ntlm negotiate	proxy auth http	7.10.6	boolean	user proxy-digest anyauth	-u name:password --digest $URL

--digest

Enables HTTP Digest authentication. This is an authentication scheme that prevents the password from being sent over the wire in clear text. Use this in combination with the normal --user option to set user name and password.