# Authentication & Account Security

Cravme uses modern, passwordless authentication standards to keep your customer account secure while ensuring sign-in takes just seconds.

## Authentication Methods

- **[Phone OTP Login](/customers/authentication/phone-otp-login)**: Sign in with your mobile number, select country dial codes, auto-verify SMS OTP codes, and handle resend timers.
- **[Social Login (Google & Apple)](/customers/authentication/social-login)**: One-tap authentication using your Google account or Apple ID, and linking phone numbers.
- **[Email Authentication & Passwords](/customers/authentication/email-and-password)**: Sign in using magic link email OTPs or set an optional secure password for desktop login.
- **[Device & Session Management](/customers/authentication/device-management)**: View all active phones, tablets, and browsers logged into your account and revoke unfamiliar sessions.