Sorry, but there is nothing yet known as a replacement for username and password.

Perhaps your query is too complicated? For example there are alternatives to the following parts of your query:

username (13)
and (38)
password (36)

Maybe some reasonable answers will be found next time you come.

Your alternative for username and password is not listed? Suggest!
Speaking about username and password, one probably shouldn't forget about wget.

Other search terms related to username and password and their ratings are:

★★★★★ wget
★★★ http
★★ nod32
★★ mstsc
★★ url
You have in mind a companion for username and password and it is not yet here? Propose!

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username and password