Eno, your Capital One assistant, helps protect your credit card account online.


App notification of a virtual card

Protect what matters

Disguise your actual credit card number

Use Eno to pay with virtual cards that help protect your credit card account from potential fraud when you shop online.

Three app notifications for a virtual card

Control (if you want it)

Easily manage all of your virtual cards

Lock, unlock, or delete your virtual cards at any time and enjoy greater control over your online shopping experience.

Image of a credit card in a wallet

Quicker Checkout

No wallet? No problem!

Create virtual cards from any checkout page so you can pay easily and enjoy the same card benefits without your wallet.


Eno Chat icon


Shop more securely without the hassle—Eno’s got your back

Eno is your Capital One assistant that looks out for you and your money. Eno works 24/7 wherever you are to help you protect your money, shop more securely online and manage your account.

Frequently asked questions

Yes, the Eno browser extension is only available for certain Capital One credit cards. If you don’t have a Capital One credit card, see which one might be right for you.

If you currently have an eligible Capital One credit card, you do not need to apply for a new card to use virtual card numbers from Eno. 

Each purchase made with a virtual card number is linked to your credit card account so you’ll still experience the same credit card benefits and earn the same rewards.

As long as you follow that store’s return policy, returns will work just like they usually do. The store won’t have your actual credit card number, so you may need your receipt. Any refunds will go back to your credit card account.