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The web resource you requested requires you to identify yourself 网际直通车. This resource is provided by the website You should only proceed if you are happy to be identified to this site.

Always quit your web browser when you have finished accessing services that require authentication. Do not disclose your password to anyone. Please report attempts to obtain your password in unusual circumstances. Raven necessarily uses cookies to manage your authentication (privacy policy and cookie policy).

See help on Raven accounts if you want to change the password you use to log in to Raven, if your password isn't working, or if you don't have a Raven account but need one.

Self-service password recovery from UIS

You can reset your Raven Password using a token sent via email or text message.
To configure this feature, log into the Raven Password Management app and follow the 'Configure' link under 'Self-service password recovery'.

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