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How to use special characters in username/password for HTTP proxy?

Fresh5 days ago
Mar 15, 2026125941 views
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Problem

I am trying to setup an HTTP proxy on a Windows machine. Problem is, the password has a special character (@) in it that is causing the command to fail. I have tried both escaping the character ( ) and percent-encoding it with the hex value ( ), to no avail. For example, with the username Foo and pā€¦

Error Output

set http_proxy=http://foo:B\@r@http-gateway.domain.org:80
set http_proxy=http://foo:B%40r@http-gateway.domain.org:80

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1 Fix

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Fix for: How to use special characters in username/password for HTTP proxy?

Low Risk

You have to percent-encode | encode the special characters. E.g. instead of this: you write this: So gets replaced with . Note: foo = username, b@r = password, http-gateway.domain.org = host proxy to connect

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