question: What are the main benefits of using ExpressVPN Keys?
answer: 
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  With ExpressVPN Keys, you can:
  
  Keep your logins secure with zero-knowledge encryption, which ensures only you have access to your passwords.
  Create unique, hard-to-crack passwords with a click or tap.
  Save time signing in to websites and apps with autofill.
  Encrypt and store confidential data such as credit or debit cards and secure notes that only you can access.
  Access all your logins and other saved data across your devices.
  Generate one-time passwords for sites and services with two-factor authentication.