c: Copyright (C) 1998 - 2022, Daniel Stenberg, , et al. SPDX-License-Identifier: curl Long: proxy-key Help: Private key for HTTPS proxy Arg: Category: proxy tls Example: --proxy-key here -x https://proxy $URL Added: 7.52.0 See-also: proxy-key-type proxy Multi: single --- Same as --key but used in HTTPS proxy context.