Hotmail is now Outlook.com To sign in to Hotmail, you'll need your Microsoft account username and password. Sign in at outlook.live.com

Alpha Skip-Ahead Ring (2604.260318-2200) Hey Xbox Insiders! We are releasing a new Xbox Update Preview to the Alpha Skip-Ahead ring today. Continue reading below to learn all about what's included with this update.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Sign in using Microsoft Authenticator Microsoft Authenticator helps you sign in to your accounts if you've forgotten your password, use two-step verification or multi-factor authentication, or have gone passwordless on your account.

Learn how to manage automatic file downloads from your Windows apps when you use an online storage provider, such as OneDrive Files On-Demand.

Signing your email messages with a digital ID helps to prove your identity and prevent message tampering.

Here are the most likely causes for an unrecognized charge: A Microsoft subscription has recurring billing enabled. Someone you know, such as a family member, bought something with your card. You can now investigate this on the Manage your payments page. A previously declined charge was charged again. A pre-order or split order was shipped. Someone made an in-app purchase from an app, game, or ...

Use the add-in After you open the Viva Insights add-in, you'll notice a number of cards in the right (Viva Insights) pane. These cards offer several suggestions to help you focus, prepare for time away, and more. To learn more about each of these cards and how to use them, refer to Use Microsoft Viva Insights in Outlook. Pin the add-in On Outlook on the web, pin the add-in for easier access ...

Learn how to set up your user account for multifactor authentication with Microsoft 365.

Certificate authority (CA) A certificate authority is an entity similar to a notary public. It issues digital certificates, signs certificates to verify their validity and tracks which certificates have been revoked or have expired. Top of Page Digital signature assurances The following terms and definitions show what assurances are provided by digital signatures. Authenticity The signer is ...