# auth redirects /signup /signin 301 /email-signin /signin 301 /login /signin 301 /deprecated-signin /signin 301 /logout /signout 301 /passwordless-change /confirm-email 301 # certification redirects /:username/front-end-certification /certification/:username/legacy-front-end 301 /:username/data-visualization-certification /certification/:username/legacy-data-visualization 301 /:username/back-end-certification /certification/:username/legacy-back-end 301 /:username/full-stack-certificatio /certification/:username/full-stack 301