TP-Link router TL-WR940N V6 3.19.1 Build 180119 uses a deprecated MD5 algorithm to hash the admin password used for basic authentication.
https://www.tp-link.com/en/support/download/tl-wr940n/#Firmware
https://midist0xf.medium.com/tl-wr940n-uses-weak-md5-hashing-algorithm-ae7b589860d2